APA (7e ed.) Bronvermelding
Greenberger, N. J., Burakoff, R., & Blumberg, R. S. (2009). Current diagnosis and treatment: Gastroenterology, hepatology and endoscopy. McGraw Hill.
Chicago (17e ed.) Bronvermelding
Greenberger, Norton J., Robert Burakoff, en Richard S. Blumberg. Current Diagnosis and Treatment: Gastroenterology, Hepatology and Endoscopy. New York: McGraw Hill, 2009.
MLA (9e ed.) Bronvermelding
Greenberger, Norton J., et al. Current Diagnosis and Treatment: Gastroenterology, Hepatology and Endoscopy. McGraw Hill, 2009.
Let op: Deze citaties zijn niet altijd 100% accuraat.