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What is a digital object identifier (DOI)?
A digital object identifier (DOI) is a unique number/code to identify content and provide a reliable link to its location on the Internet. Unlike a URL, a DOI never changes.
Book with a digital object identifier (DOI)
Author, A. (Date of publication). Title of book in italics: Subtitle. Retrieval information
Example—reference list entry
Borras (2016) notes … (p. 65).
(Borras, 2016, p. 65).
Note: If any of the books you access through the catalogue has a DOI, use this when referencing.