World Health Organization. (2003). Guidelines for the management of sexually transmitted infections. World Health Organization.
Chicago ZitierstilWorld Health Organization. Guidelines for the Management of Sexually Transmitted Infections. Switzerland: World Health Organization, 2003.
MLA ZitierstilWorld Health Organization. Guidelines for the Management of Sexually Transmitted Infections. World Health Organization, 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.