APA (7e ed.) Bronvermelding
Cherry, S. H. (1988). Planning ahead for pregnancy: Health, fitness, and fertility. Penguin Books.
Chicago (17e ed.) Bronvermelding
Cherry, Sheldon H. Planning Ahead for Pregnancy: Health, Fitness, and Fertility. New York, N.Y., U.S.A.: Penguin Books, 1988.
MLA (9e ed.) Bronvermelding
Cherry, Sheldon H. Planning Ahead for Pregnancy: Health, Fitness, and Fertility. Penguin Books, 1988.
Let op: Deze citaties zijn niet altijd 100% accuraat.