World Health Organization.; United States, World Health Organization, & USAID. Family planning: A global handbook for providers : evidence-based guidance developed through worldwide collaboration.
Cita Chicago (17th ed.)World Health Organization.; United States, World Health Organization, i USAID. Family Planning: A Global Handbook for Providers : Evidence-based Guidance Developed Through Worldwide Collaboration.
Cita MLA (9th ed.)World Health Organization.; United States, et al. Family Planning: A Global Handbook for Providers : Evidence-based Guidance Developed Through Worldwide Collaboration.
Atenció: Aquestes cites poden no estar 100% correctes.