(2003). Guidelines for the management of sexually transmitted infections. World Health Organization.
Cita Chicago (17th ed.)Guidelines for the Management of Sexually Transmitted Infections. Geneva: World Health Organization, 2003.
Cita MLA (9th ed.)Guidelines for the Management of Sexually Transmitted Infections. World Health Organization, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.