The Harvard style is an older style that has been used in humanities, law (legal scholarship) and social sciences, and used to be commonly used in many college courses and programs. It is generally very similar to the APA style, especially in the end references.
1 In-text citations
These are similar to APA style. For the in-text citations, as author name and date are given, and page numbers can also be included if relevant.
The author’s use of the term suggests that the character was a good friend of the narrator (Fitzgerald, 2004), even as the author critiqued his infatuation with his female neighbor (Smith, 2001, p. 35-37) and his range of emotions (Smith and Jones, 2013).
For an authorless work, the title can be used instead.
The subtle critique may be non-obvious to the casual reader (Northstar Anthology, 2015).
Book citations are similar to APA style.
Vermaat, M., Sebok, S., Freund, S., Campbell, J. and Frydenberg, M. (2014). Discovering computers. Boston: Cengage Learning, pp.446-448.
3 Edited volumes
These are fairly similar to the APA style.
Bressler, L. (2010). My girl, Kylie. In: L. Matheson, ed., The Dogs That We Love, 1st ed. Boston: Jacobson Ltd., pp. 78-92.
4 Journal articles
Journal articles look very similar to APA style.
Dismuke, C. and Egede, L. (2015). The Impact of Cognitive, Social and Physical Limitations on Income in Community Dwelling Adults With Chronic Medical and Mental Disorders. Global Journal of Health Science, 7(5), pp. 183-195.
Ross, N. (2015). On Truth Content and False Consciousness in Adorno’s Aesthetic Theory. Philosophy Today, 59(2), pp. 269-290.