Cita APA (7th ed.)
Campbell, L. F. (2010). APA ethics code commentary and case illustrations. American Psychological Association.
Cita Chicago (17th ed.)
Campbell, Linda Frye. APA Ethics Code Commentary and Case Illustrations. Washington, DC: American Psychological Association, 2010.
Cita MLA (9th ed.)
Campbell, Linda Frye. APA Ethics Code Commentary and Case Illustrations. American Psychological Association, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.