This document provides an introduction to the Harvard referencing style. It explains that Harvard style uses an author-date format for in-text citations and includes the author's surname and date of publication. A reference list at the end of the document provides full details of all sources cited, in alphabetical order by author surname. Examples are given for referencing books, journal articles, websites, and other electronic sources. Key points covered include remembering it is the author-date style, writing down all reference details when taking notes, and seeking help from the Harvard referencing guide, library staff, or lecturers if needed.