Cita APA (7a ed.)

Townsend, C. M., Jr. (2017). Sabiston textbook of surgery: The biological basis of modern surgical practice (20th ed.). Elsevier.

Cita Chicago Style (17a ed.)

Townsend, Courtney M., Jr. Sabiston Textbook of Surgery: The Biological Basis of Modern Surgical Practice. 20th ed. Philadelphia, Pa. ; London: Elsevier, 2017.

Cita MLA (9a ed.)

Townsend, Courtney M., Jr. Sabiston Textbook of Surgery: The Biological Basis of Modern Surgical Practice. 20th ed. Elsevier, 2017.