World Health Organization. (1999). The role of public policy in prevention and control of sexually transmitted infections. World Health Organization.
Citación estilo ChicagoWorld Health Organization. The Role of Public Policy in Prevention and Control of Sexually Transmitted Infections. Geneva, Switzerland: World Health Organization, 1999.
Cita MLAWorld Health Organization. The Role of Public Policy in Prevention and Control of Sexually Transmitted Infections. World Health Organization, 1999.
Warning: These citations may not always be 100% accurate.