Cita APA (7th ed.)

Hardy, J. D. (1981). Complications in surgery and their management (4 ed.). Saunders Company.

Cita Chicago (17th ed.)

Hardy, James D. Complications in Surgery and Their Management. 4 ed. EEUU: Saunders Company, 1981.

Cita MLA (9th ed.)

Hardy, James D. Complications in Surgery and Their Management. 4 ed. Saunders Company, 1981.