Create harvard-warwick-business-school.csl

[Jasaj4]

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You're about to create a pull request to the CSL styles repository.
If you haven't done so already, see https://github.com/citation-style-language/styles/blob/master/CONTRIBUTING.md for instructions on how to contribute, and https://github.com/citation-style-language/styles/blob/master/STYLE_REQUIREMENTS.md for the requirements a style must meet before acceptance.
In addition, please fill out the pull request template below.

Description

New author–date Harvard style used at Warwick Business School (WBS), University of Warwick, based on the official 2025 WBS Quick Guide to Harvard Referencing (Rhiannon Taylor). Templated from harvard-coventry-university.csl with adjustments for WBS-specific conventions (e.g. edn. for editions, Available at: / (Accessed: …) phrasing, single author + et al. italics in citations for 3+ authors, parenthetical in-text citations).

Official WBS guidance:

• https://warwick.ac.uk/services/library/students/referencing/referencing-styles/#harvard
• https://warwick.ac.uk/services/library/students/referencing/referencing-styles/harvard_warwick_wbs_quick_guide_2025_rhiannon_taylor.docx

Local validation

Ran the repository's CI-equivalent checks locally before opening this PR:

• RelaxNG: jing -c csl.rnc harvard-warwick-business-school.csl → no errors
• Schematron (csl.sch): all macro references resolve, macro names unique
• Filename matches [a-z0-9-]+\.csl
• <id> == http://www.zotero.org/styles/harvard-warwick-business-school == <link rel="self">
• <rights> is CC BY-SA 3.0 with the required statement
• <updated> is valid ISO 8601
• 2-space indentation throughout
• All 20 defined macros are used; all 20 referenced macros are defined

Checklist

• Check that you've added a link to the style you used as a template in the <info> block at the beginning of the file with rel="template".
• Check that you've added a link to the style guidelines with rel="documentation".
• Check that you've added yourself as the <author> of the style or <contributor> for a style update.
• Check that you've used the correct terms or labels instead of hardcoding into affixes (e.g., <text variable="page" prefix="pp. "/>).
• Check that you've not used <text value="... if not absolutely necessary.
• Check that you've not changed line 1 of the style.

[github-actions]

Awesome! You just created a pull request to the Citation Styles Language styles repository. One of our human volunteers will try to get in touch soon (usually within a week). In the meantime, I will run some automated checks. You should be notified of the results in a few minutes.

If you haven't done so yet, please make sure your style validates and follows all our other Style Requirements.

To update this pull request, visit the "Files changed" tab above, click on the ellipsis button in the top-right corner of your style, and then select "Edit file" to start editing:

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[github-actions]

😃 Your submission passed all our automated tests.

Below are some sample citations generated based on your proposed changes:

harvard-warwick-business-school.csl (new)

(CSL Search by Example, 2012; Fenner et al., 2019)
(Galindo-Castañeda et al., 2025; Hancké et al., 2007)
(Mares, 2001)

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CSL Search by Example (2012) Available at: https://editor.citationstyles.org/searchByExample/ (Accessed: 15 December 2012).
Fenner, M., Crosas, M., Grethe, J.S., Kennedy, D., Hermjakob, H., Rocca-Serra, P., Durand, G., Berjon, R., Karcher, S., Martone, M. and Clark, T. (2019) ‘A data citation roadmap for scholarly data repositories’, Scientific Data, 6 https://doi.org/10.1038/s41597-019-0031-8.
Galindo-Castañeda, T., Kost, E., Giuliano, E., Conz, R.F., Six, J. and Hartmann, M. (2025) ‘Locating the microbes along the maize root system under nitrogen limitation: a root phenotypic approach’, Annals of Botany, 136(5–6), pp. 1143-1162 https://doi.org/10.1093/aob/mcaf185.
Hancké, B., Rhodes, M. and Thatcher, M. (eds) (2007) Beyond Varieties of Capitalism: Conflict, Contradictions, and Complementarities in the European Economy. Oxford: Oxford University Press. https://doi.org/10.1093/acprof:oso/9780199206483.001.0001.
Mares, I. (2001) ‘Firms and the welfare state: when, why, and how does social policy matter to employers?’, in Hall, P.A. and Soskice, D. (eds) Varieties of Capitalism: the Institutional Foundations of Comparative Advantage. Oxford: Oxford University Press, pp. 184-212. https://doi.org/10.1093/0199247757.003.0005.

[github-actions]

😃 Your submission passed all our automated tests.

Below are some sample citations generated based on your proposed changes:

harvard-warwick-business-school.csl (new)

(CSL Search by Example, 2012; Fenner et al., 2019)
(Galindo-Castañeda et al., 2025; Hancké et al., 2007)
(Mares, 2001)

---

CSL Search by Example (2012) Available at: https://editor.citationstyles.org/searchByExample/ (Accessed: 15 December 2012).
Fenner, M., Crosas, M., Grethe, J.S., Kennedy, D., Hermjakob, H., Rocca-Serra, P., Durand, G., Berjon, R., Karcher, S., Martone, M. and Clark, T. (2019) ‘A data citation roadmap for scholarly data repositories’, Scientific Data, 6 https://doi.org/10.1038/s41597-019-0031-8.
Galindo-Castañeda, T., Kost, E., Giuliano, E., Conz, R.F., Six, J. and Hartmann, M. (2025) ‘Locating the microbes along the maize root system under nitrogen limitation: a root phenotypic approach’, Annals of Botany, 136(5–6), pp. 1143-1162 https://doi.org/10.1093/aob/mcaf185.
Hancké, B., Rhodes, M. and Thatcher, M. (eds) (2007) Beyond Varieties of Capitalism: Conflict, Contradictions, and Complementarities in the European Economy. Oxford: Oxford University Press. https://doi.org/10.1093/acprof:oso/9780199206483.001.0001.
Mares, I. (2001) ‘Firms and the welfare state: when, why, and how does social policy matter to employers?’, in Hall, P.A. and Soskice, D. (eds) Varieties of Capitalism: the Institutional Foundations of Comparative Advantage. Oxford: Oxford University Press, pp. 184-212. https://doi.org/10.1093/0199247757.003.0005.