In-text citation
In 2003, Berkowitz, Wadden, Tershakovec, and Cronquist concluded, “Sibutramine . . . must be carefully monitored in adolescents, as in adults, to control increases in [blood pressure] and pulse rate” (p. 1811).
In-text citation
As Berkowitz et al. (2003) advised, “Until more extensive safety and efficacy data are available, . . . weight-loss medications should be used only on an experimental basis for adolescents” (p. 1811).
Explain
Identify all authors in the signal phrase or parentheses the first time you cite the source.
In subsequent citations, use the first author’s name followed by “et al.” in either the signal phrase or the parentheses.
Reference list entry
Berkowitz, R. I., Wadden, T. A., Tershakovec, A. M., & Cronquist, J. L. (2003). Behavior therapy and sibutramine for the treatment of adolescent obesity. Journal of the American Medical Association, 289, 1805-1812.
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Directory to APA in-text citation models
Exercise: APA documentation: in-text citations 1
Exercise: APA documentation: in-text citations 2
Exercise: APA documentation: in-text citations 3