World Health Organization. (2000). Improving access to quality care in family planning: Medical eligibility criteria for contraceptive use (Second.). World Health Organization.
Citazione stile Chigago Style (17a edizione)World Health Organization. Improving Access to Quality Care in Family Planning: Medical Eligibility Criteria for Contraceptive Use. Second. Geneva: World Health Organization, 2000.
Citatione MLA (8a ed.)World Health Organization. Improving Access to Quality Care in Family Planning: Medical Eligibility Criteria for Contraceptive Use. Second. World Health Organization, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.