Do not include author credentials (e.g., Ph. D, M.D.) in your citations. The main contributors to the source, normally the authors, are placed first in the citation.

Do Contributors count as authors?

The author of a work is the person who has been involved in all aspects of the creation of the work including research, design, analysis, and final presentation of the work. A contributor: is a person who may have provided purely technical help or writing assistance.

How do you cite a contributor to a book?

Format: FAMILY/SURNAME, Initials. (Year of publication – in brackets) Title of chapter/contribution. In: Author or Editor of Publication – Surname, Initials with (ed.) or (eds.)