World Health Organization. (1990). Injectable contraceptives: Their role in family planning care. World Health Organization.
Chicago-Zitierstil (17. Ausg.)World Health Organization. Injectable Contraceptives: Their Role in Family Planning Care. Geneva: World Health Organization, 1990.
MLA-Zitierstil (9. Ausg.)World Health Organization. Injectable Contraceptives: Their Role in Family Planning Care. World Health Organization, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.