World Health Organization. (2010). Medical eligibility criteria for contraceptive use. World Health Organization.
Chicago-Zitierstil (17. Ausg.)World Health Organization. Medical Eligibility Criteria for Contraceptive Use. Geneva, Switzerland: World Health Organization, 2010.
MLA-Zitierstil (8. Ausg.)World Health Organization. Medical Eligibility Criteria for Contraceptive Use. World Health Organization, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.