APA (7e ed.) Bronvermelding

Não informado. (2003). Current Opinion in Gastroenterology. Gower Academic Journals.

Chicago (17e ed.) Bronvermelding

Não informado. Current Opinion in Gastroenterology. New York: Gower Academic Journals, 2003.

MLA (8e ed.) Bronvermelding

Não informado. Current Opinion in Gastroenterology. Gower Academic Journals, 2003.

Let op: Deze citaties zijn niet altijd 100% accuraat.