APA (7th ed.) Citation

Rosen, E., Fox, R. E., & Gregory, I. (1972). Abnormal psychology (2nd ed.). Saunders.

Chicago Style (17th ed.) Citation

Rosen, Ephraim, Ronald E. Fox, and Ian Gregory. Abnormal Psychology. 2nd ed. Philadelphia: Saunders, 1972.

MLA (8th ed.) Citation

Rosen, Ephraim, et al. Abnormal Psychology. 2nd ed. Saunders, 1972.