APA

World Health Organization W., . (2003). Guidelines for the management of sexually transmitted infections. Wáshington: World Health Organization.

Chicago

World Health Organization Who, . 2003. Guidelines for the management of sexually transmitted infections. Wáshington: World Health Organization.

Harvard

World Health Organization W., . (2003). Guidelines for the management of sexually transmitted infections. Wáshington: World Health Organization.

MLA

World Health Organization Who, . Guidelines for the management of sexually transmitted infections. Wáshington: World Health Organization. 2003.