APA (7e ed.) Bronvermelding
ebrary, Inc. (1993). Factors affecting contraceptive use in Sub-Saharan Africa. National Academy Press.
Chicago (17e ed.) Bronvermelding
ebrary, Inc. Factors Affecting Contraceptive Use in Sub-Saharan Africa. Washington, D.C.: National Academy Press, 1993.
MLA (9e ed.) Bronvermelding
ebrary, Inc. Factors Affecting Contraceptive Use in Sub-Saharan Africa. National Academy Press, 1993.
Let op: Deze citaties zijn niet altijd 100% accuraat.