Cita APA (7th ed.)
Morris, C. G., & Maisto, A. A. (1999). Understanding psychology (4th ed.). Prentice Hall.
Cita Chicago (17th ed.)
Morris, Charles G., i Albert A. Maisto. Understanding Psychology. 4th ed. Upper Saddle River, New Jersey: Prentice Hall, 1999.
Cita MLA (9th ed.)
Morris, Charles G., i Albert A. Maisto. Understanding Psychology. 4th ed. Prentice Hall, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.