Feldman,Mark. (1998). Sleisenger and Fordtrans' Gastro intestinal and liver disease: Vol-I (6th ed.). W.B.Saunders.
Čikaški stil citiranjaFeldman,Mark. Sleisenger and Fordtrans' Gastro Intestinal and Liver Disease: Vol-I. 6th ed. Philadelphia: W.B.Saunders, 1998.
MLA način citiranjaFeldman,Mark. Sleisenger and Fordtrans' Gastro Intestinal and Liver Disease: Vol-I. 6th ed. W.B.Saunders, 1998.
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