APA aipamena

World Health Organization. (1999). The role of public policy in prevention and control of sexually transmitted infections. World Health Organization.

Chicago Style aipamena

World Health Organization. The Role of Public Policy in Prevention and Control of Sexually Transmitted Infections. Geneva, Switzerland: World Health Organization, 1999.

MLA aipamena

World Health Organization. The Role of Public Policy in Prevention and Control of Sexually Transmitted Infections. World Health Organization, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.