Variations in the incidence of knowledge and use of contraception.

Variations in the incidence of knowledge and use of contraception.

Dades bibliogràfiques
Autor corporatiu: United Nations. Department of International Economic and Social Affairs
Format: Llibre
Idioma:English
Publicat: New York United Nations 1981.
Matèries:
Family planning > Underdeveloped areas.
KAP (Birth control).