In-text citation: use both authors’ last names every time
In-text citation format: (Author1 & Author2, Year)
Narrative citation format: Author1 and Author2 (Year)
Reference list format: Author1, A. A., & Author2, B. B. (Year). Title of work. Publisher
Use an ampersand (&) in parenthetical citations and reference list entries
Use “and” only in narrative citations
For works with two authors, list both names in the order they appear in the source