APA (7th ed.) Citation

Cluff, L. E., Caranasos, G. J., & Stewart, R. B. (1975). Clinical problems with drugs. Saunders.

Chicago Style (17th ed.) Citation

Cluff, Leighton E., George J. Caranasos, and Ronald B. Stewart. Clinical Problems with Drugs. Philadelphia [etc.]: Saunders, 1975.

MLA (9th ed.) Citation

Cluff, Leighton E., et al. Clinical Problems with Drugs. Saunders, 1975.