Cita APA (7a ed.)

Berkowitz, L. (1969). Roots of aggression: A re-examination of the frustration-aggression hypothesis (1. ed.). Atherton Press.

Cita Chicago Style (17a ed.)

Berkowitz, Leonard. Roots of Aggression: A Re-examination of the Frustration-aggression Hypothesis. 1. ed. New York: Atherton Press, 1969.

Cita MLA (9a ed.)

Berkowitz, Leonard. Roots of Aggression: A Re-examination of the Frustration-aggression Hypothesis. 1. ed. Atherton Press, 1969.