Gaya APA

Lyerly, D, C, S, J, H, K., Staff, W, B, S. (1991). Textbook of Surgery: pocket companion (14). Philadelphia: W. B. Saunders Company.

Gaya MLA

Lyerly, David, C., Sabiston,, Jr.,, H., Kim., Staff, W., B., Saunders. "Textbook of Surgery: pocket companion". 14 Philadelphia: W. B. Saunders Company, 1991. Text.