LONGO, D. L., & Pendit, B. U. (2014). Harrison's Gastroentrology & hepatology. EGC.
Cita Chicago (17th ed.)LONGO, Dan L., i Brahm. U. Pendit. Harrison's Gastroentrology & Hepatology. EGC, 2014.
Cita MLA (9th ed.)LONGO, Dan L., i Brahm. U. Pendit. Harrison's Gastroentrology & Hepatology. EGC, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.