APA (7th ed.) Citation

Sampson, E. E., & Marthas, M. S. (1981). Group process for the health professions (2nd ed.). Wiley.

Chicago Style (17th ed.) Citation

Sampson, Edward E., and Marya Sampson Marthas. Group Process for the Health Professions. 2nd ed. New York, N.Y.: Wiley, 1981.

MLA (9th ed.) Citation

Sampson, Edward E., and Marya Sampson Marthas. Group Process for the Health Professions. 2nd ed. Wiley, 1981.