First and subsequent citations
Within a paragraph, omit the year in citations after the first one if no confusion with other studies will result:
Fisher (1999) administered a questionnaire… Fisher’s results indicated…
[new paragraph] The questionnaire administered by Fisher (1999) was used by…
A source with 1 or 2 authors
Cite name(s) in first and all subsequent citations:
(Carter & Dunbar-Odom, 2009)
Carter and Dunbar-Odom (2009)
Authors with same surname
Use initials even if the years are different:
D. Baldwin (2001) and M. L. Baldwin (1999)
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