World Health Organization. (2000). Improving access to quality care in family planning: Medical eligibility criteria for contraceptive use (Second.). World Health Organization.
Chicago Style (17. basım) AtıfWorld Health Organization. Improving Access to Quality Care in Family Planning: Medical Eligibility Criteria for Contraceptive Use. Second. Geneva: World Health Organization, 2000.
MLA (8th ed.) AtıfWorld Health Organization. Improving Access to Quality Care in Family Planning: Medical Eligibility Criteria for Contraceptive Use. Second. World Health Organization, 2000.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..