APA (7e ed.) Bronvermelding

DUYFF, R. L. (2006). American Dietetic association complete food and nutrition guide (3rd Edition.). John Wiley & Sons.

Chicago (17e ed.) Bronvermelding

DUYFF, Roberta Larson. American Dietetic Association Complete Food and Nutrition Guide. 3rd Edition. New Jersey: John Wiley & Sons, 2006.

MLA (9e ed.) Bronvermelding

DUYFF, Roberta Larson. American Dietetic Association Complete Food and Nutrition Guide. 3rd Edition. John Wiley & Sons, 2006.

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