Cita APA (7th ed.)
Vitkus, J. (1988). Casebook in abnormal psychology. Random House.
Cita Chicago (17th ed.)
Vitkus, John. Casebook in Abnormal Psychology. New York: Random House, 1988.
Cita MLA (9th ed.)
Vitkus, John. Casebook in Abnormal Psychology. Random House, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.