Gaya APA

DiBaise, J, K. (2012). Pearls of Wisdom : Gastroenterology and Hepatology Board Review (3). United States: McGraw-Hill Medical.

Gaya MLA

DiBaise, John, K.. "Pearls of Wisdom : Gastroenterology and Hepatology Board Review". 3 United States: McGraw-Hill Medical, 2012. Text.