If you cite sources by more than one author with the same surname, though, make sure to include an initial as well. Here, the third citation is for the same source as the first, which we can see from the name and title. Hannon, Misadventures in the Embassy, 140. Charlotte Glasson, ‘Clerical Error Causes Embarrassment in the UK Embassy’, The Australian, 28 November 2011, 18.ģ. Neil Hannon, Misadventures in the Embassy: A Memoir (London: Random House, 2012), 34.Ģ. However, if you then cite the same source again, you can shorten the citation to just the author’s surname, a shortened version of the source title and any relevant page numbers:ġ. The first footnote citation for a source in Chicago referencing should include full publication information. In this post, then, we’re going to look at how to format repeat citations when using Chicago referencing in your written work. However, some referencing systems have special rules for repeat citations, including the Chicago Manual of Style. If you’re writing an essay and you have a useful source, you may want to cite it more than once.

Chicago style endnote citation