APA-viite

Feldman,Mark. (1998). Sleisenger and Fordtrans' Gastro intestinal and liver disease: Vol-I (6th ed.). W.B.Saunders.

Chicago-tyylinen lähdeviittaus

Feldman,Mark. Sleisenger and Fordtrans' Gastro Intestinal and Liver Disease: Vol-I. 6th ed. Philadelphia: W.B.Saunders, 1998.

MLA-viite

Feldman,Mark. Sleisenger and Fordtrans' Gastro Intestinal and Liver Disease: Vol-I. 6th ed. W.B.Saunders, 1998.