Cita APA (7th ed.)

American Society of Colon and Rectal Surgeons & Wolff, B. G. (2007). The ASCRS textbook of colon and rectal surgery. Springer.

Cita Chicago (17th ed.)

American Society of Colon and Rectal Surgeons i Bruce G. Wolff. The ASCRS Textbook of Colon and Rectal Surgery. New York, NY: Springer, 2007.

Cita MLA (9th ed.)

American Society of Colon and Rectal Surgeons i Bruce G. Wolff. The ASCRS Textbook of Colon and Rectal Surgery. Springer, 2007.