APA Zitierstil

WHO. (1987). Mechanism of action, safety and efficacy of intrauterine devices. Geneva.

Chicago Zitierstil

WHO. Mechanism of Action, Safety and Efficacy of Intrauterine Devices. Geneva, 1987.

MLA Zitierstil

WHO. Mechanism of Action, Safety and Efficacy of Intrauterine Devices. Geneva, 1987.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.