Cita APA (7th ed.)
(1989). Psychology 89/90. The Dushkin.
Cita Chicago (17th ed.)
Psychology 89/90. Connecticut: The Dushkin, 1989.
Cita MLA (9th ed.)
Psychology 89/90. The Dushkin, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.