Cita APA (7th ed.)

Berrien, F. K. (1952). Practical psychology (Revised edition.). Macmillan.

Cita Chicago (17th ed.)

Berrien, Frederick Kenneth. Practical Psychology. Revised edition. New York: Macmillan, 1952.

Cita MLA (9th ed.)

Berrien, Frederick Kenneth. Practical Psychology. Revised edition. Macmillan, 1952.