American Society of Colon and Rectal Surgeons & Wolff, B. G. (2007). The ASCRS textbook of colon and rectal surgery. Springer.
Lua i Stíl Chicago (17ú heag.)American Society of Colon and Rectal Surgeons agus Bruce G. Wolff. The ASCRS Textbook of Colon and Rectal Surgery. New York, NY: Springer, 2007.
Lua MLA (9ú heag.)American Society of Colon and Rectal Surgeons agus Bruce G. Wolff. The ASCRS Textbook of Colon and Rectal Surgery. Springer, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.