Harvard referencing is not a single, fixed standard — it is an entire family of author-date styles. Every department, every university, and sometimes every individual lecturer handles the details a little differently: bracket form, page notation, et al. threshold. This post walks you through the core principle, the most common variants, and concrete examples for the reference list and in-text citations.
The core principle of Harvard referencing
In the body of your text you place a short reference in the form (Author Year, p. X). In the reference list at the end of your thesis you find the full details. That is the whole secret — everything else is a variation on this pattern.
Example in running text:
The social question of the nineteenth century was primarily a question of urban space (Mueller 2023, p. 42).
Entry in the reference list:
Mueller, Anna (2023): The City and the Social Question. A History. Frankfurt am Main: Suhrkamp.
That is it. The sections below show how you apply this basic form to the realities of different source types.
Direct vs. indirect quotations
A direct (verbatim) quotation is taken word for word and placed in quotation marks:
“The social question was a question of the city” (Mueller 2023, p. 42).
An indirect (paraphrased) quotation conveys the idea in your own words. At many departments, cf. (compare) before the reference is mandatory:
The social question of the nineteenth century was above all an urban phenomenon (cf. Mueller 2023, p. 42).
Some departments do not require cf. — you need to check your department’s style sheet.
Short quotations and block quotations
Short verbatim quotations (up to roughly three lines) run inline in the body text. Longer verbatim quotations (often from 40 words or four lines) are set as block quotations — indented, without quotation marks, usually in a smaller font with single line spacing:
The central thesis of this work is that the social question in its acuity was a product of urban densification — not only in the metropolises but also in medium-sized industrial towns. (Mueller 2023, p. 42)
Mark omissions with […], and your own insertions (for example to clarify references) with [square brackets].
Multiple authors
- One person:
(Mueller 2023, p. 42) - Two people:
(Mueller and Weber 2023, p. 17)or with a slash(Mueller/Weber 2023, p. 17) - Three or more people:
et al.:(Mueller et al. 2023, p. 17)
The threshold at which et al. kicks in varies: some departments use it from three authors, others only from four. In the reference list you generally name all authors, even if you abbreviate with et al. in the text.
Works without an author, without a year, with the same year
Works without an author are cited via the corporate body or the editor(s):
(Federal Statistical Office 2022, p. 8) (ed.: German Bundestag 2021, p. 4)
Works without a date are marked with n.d. (no date):
(Schmidt n.d., p. 12)
Multiple works by the same author in the same year are distinguished with lowercase letters:
(Mueller 2023a, p. 42) (Mueller 2023b, p. 5)
The reference list then contains two separate entries — Mueller 2023a and Mueller 2023b — in the order in which you first use them in the text.
Secondary citations
You want to cite something but cannot get hold of the original source and are taking the passage from a second work? That is a secondary citation. Always mark it with qtd. in:
(Weber 1922, p. 100, qtd. in Mueller 2023, p. 42)
In the reference list, the source you actually had in hand goes in (i.e. Mueller 2023). Important: secondary citations are only acceptable in bachelor’s and master’s theses in exceptional cases. Departments see them as a signal that the original was not read.
Typical variation points across departments
Precisely because “Harvard” is a family, it is worth looking at the points where departments differ:
| Point | Variant A | Variant B |
|---|---|---|
| Bracket form | round brackets (Mueller 2023, p. 42) | square brackets [Mueller 2023: 42] |
| Separator before page number | , p. 42 | : 42 |
cf. for paraphrased citations | mandatory | optional / uncommon |
| et al. threshold | from 3 authors | from 4 authors |
| Multiple authors | Mueller and Weber | Mueller/Weber or Mueller & Weber |
| Year in reference list | directly after name Mueller, A. (2023) | at the end Mueller, A.: Title. Publisher, 2023 |
Warning: Check your department’s style sheet before you set the first 50 citations. Switching styles later costs you at least an hour of visual inspection per variant — and considerably more for the bibliography.
Reference list: the most common entry formats
The following examples show a common Harvard variant. Adapt the details (brackets, periods vs. commas) to your department’s style sheet.
Monograph
Mueller, Anna (2023): The City and the Social Question. A History. Frankfurt am Main: Suhrkamp.
Chapter in an edited volume
Weber, Peter (2021): Industrialisation and the Housing Crisis. In: Schmidt, Hans (ed.): Handbook of Social History. Stuttgart: Metzler, pp. 88–112.
Journal article with DOI
Keller, Sabine; Roth, Daniel (2022): Urban density and social conflict. In: Journal of Urban History, vol. 48, no. 3, pp. 415–438. DOI: 10.1177/00961442211012345.
Online source with access date
Federal Statistical Office (2024): Population of Switzerland 2023. Available online at https://www.bfs.admin.ch/bfs/en/home/statistics/population.html, last accessed 03.05.2026.
Thesis (dissertation)
Brunner, Lisa (2020): Urban Densification in the Nineteenth Century. Dissertation, University of Zurich.
Legislation or court ruling
Swiss Code of Obligations (CO) of 30 March 1911 (as of 1 January 2024). SR 220. BGE 140 III 134, ruling of 19 March 2014.
Six mini-examples to take away
- Direct quotation, one author:
"The city is the stage" (Mueller 2023, p. 42). - Indirect quotation with
cf.:The city was the main stage of the social question (cf. Mueller 2023, p. 42). - Two authors:
(Keller and Roth 2022, p. 420) - Three authors with
et al.:(Schneider et al. 2021, p. 7) - Secondary citation:
(Weber 1922, p. 100, qtd. in Mueller 2023, p. 42) - Online source without a year:
(Federal Statistical Office n.d.)
Seeing Harvard referencing through to the end
If you want to use Harvard without having to rebuild half the reference list in the final stretch, stick to three rules:
- Style sheet first. Print out your department’s requirements, read them, keep them next to you — before you set the first citation.
- One tool, one style template. Zotero, Citavi, or Mendeley with the appropriate Harvard style. Typing the brackets by hand inevitably leads to inconsistencies after a hundred citations.
- Check the content, not just the form. A perfectly Harvard-formatted reference is worthless if the cited statement never actually appears in the source.
That is exactly where Acurio comes in. Harvard referencing governs the form of your citations — brackets, order, page notation. Acurio checks the content fit: it reads every citation in your thesis, cross-checks it against the uploaded source PDF, and reports back whether your claim actually matches the source. Style handles form. Acurio checks content.
Example: One click opens a prefilled example and shows fabricated and mismatched entries. Check a sample citation →
Harvard is flexible because it is a family, not a single style. This flexibility is both an advantage and a trap: you can adapt to your department — but you have to. Anyone who sets up cleanly what their department wants writes the rest of the thesis without citation stress.