APA (7th ed.) Citation

Schwartz, G. R. (1989). Emergency medicine: The essential update. Saunders.

Chicago Style (17th ed.) Citation

Schwartz, George R. Emergency Medicine: The Essential Update. Philadelphia: Saunders, 1989.

MLA (8th ed.) Citation

Schwartz, George R. Emergency Medicine: The Essential Update. Saunders, 1989.