World Health Organization. (2010). Medical eligibility criteria for contraceptive use. World Health Organization.
Citación estilo ChicagoWorld Health Organization. Medical Eligibility Criteria for Contraceptive Use. Geneva, Switzerland: World Health Organization, 2010.
Cita MLAWorld Health Organization. Medical Eligibility Criteria for Contraceptive Use. World Health Organization, 2010.
Warning: These citations may not always be 100% accurate.