APA (7th ed.) Citation

Kahn, T. C., Cameron, J. T., & Giffen, M. B. (1975). Methods and evaluation in clinical and counseling psychology. Pergamon general psychology series.

Chicago Style (17th ed.) Citation

Kahn, Theodore Charles, James T. Cameron, and Martin B. Giffen. "Methods and Evaluation in Clinical and Counseling Psychology." Pergamon General Psychology Series 1975.

MLA (8th ed.) Citation

Kahn, Theodore Charles, et al. "Methods and Evaluation in Clinical and Counseling Psychology." Pergamon General Psychology Series, 1975.