World Health Organization. (1999). The role of public policy in prevention and control of sexually transmitted infections. World Health Organization.
Chicago Style (17. basım) AtıfWorld Health Organization. The Role of Public Policy in Prevention and Control of Sexually Transmitted Infections. Geneva, Switzerland: World Health Organization, 1999.
MLA (8th ed.) AtıfWorld Health Organization. The Role of Public Policy in Prevention and Control of Sexually Transmitted Infections. World Health Organization, 1999.
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