Author A., Author, B., Author, C. (Date). Title of article. Title of Journal, volume number(issue number), article page range.
Example—in-text citation
First citation
Millard, Nicholas and Cook (2008) explain … (p. 640).
or
… (Millard, Nicholas, & Cook, 2008, p. 640).
Second and subsequent citations
Millard et al. (2008) explain … (p. 640).
or
… (Millard et al., 2008, p. 640).