American Psychological Association. (2001). Publication manual (5a. ed.). American Psychological Association.
Chicago Style (17th ed.) CitationAmerican Psychological Association. Publication Manual. 5a. ed. Washington, D.C: American Psychological Association, 2001.
MLA (9th ed.) CitationAmerican Psychological Association. Publication Manual. 5a. ed. American Psychological Association, 2001.
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