Citazione Stile APA (7a Edizione)

Norris, H. T. (1991). Pathology of the colon, small intestine, and anus (2nd ed.). Churchill Livingstone.

Citazione stile Chigago Style (17a edizione)

Norris, H. Thomas. Pathology of the Colon, Small Intestine, and Anus. 2nd ed. New York: Churchill Livingstone, 1991.

Citatione MLA (9a ed.)

Norris, H. Thomas. Pathology of the Colon, Small Intestine, and Anus. 2nd ed. Churchill Livingstone, 1991.