Cita APA

Hahn, M. E., & MacLean, M. S. (1955). Counseling psychology (2nd ed. --.). New York ; Toronto ; London: McGraw-Hill Book Company.

Citación estilo Chicago

Hahn, Milton E., y Malcolm S. MacLean. Counseling Psychology. 2nd ed. --. New York ; Toronto ; London: McGraw-Hill Book Company, 1955.

Cita MLA

Hahn, Milton E., y Malcolm S. MacLean. Counseling Psychology. 2nd ed. --. New York ; Toronto ; London: McGraw-Hill Book Company, 1955.