APA (7th ed.) Citation

Youmans, G. P., Paterson, P. Y., & Sommers, H. M. (1980). The Biologic and clinical basis of infectious diseases. Saunders.

Chicago Style (17th ed.) Citation

Youmans, Guy P., Philip Y. Paterson, and Herbert M. Sommers. The Biologic and Clinical Basis of Infectious Diseases. Philadelphia: Saunders, 1980.

MLA (9th ed.) Citation

Youmans, Guy P., et al. The Biologic and Clinical Basis of Infectious Diseases. Saunders, 1980.