APA (7th ed.) Citation

Hahn, M. E., & MacLean, M. S. (1955). Counseling psychology (2d ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Hahn, Milton Edwin, and Malcolm Shaw MacLean. Counseling Psychology. 2d ed. New York: McGraw-Hill, 1955.

MLA (8th ed.) Citation

Hahn, Milton Edwin, and Malcolm Shaw MacLean. Counseling Psychology. 2d ed. McGraw-Hill, 1955.