Variations in the incidence of knowledge and use of contraception.

Sonraí bibleagrafaíochta
Údar corparáideach:	United Nations. Department of International Economic and Social Affairs
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	New York United Nations 1981.
Ábhair:	Family planning > Underdeveloped areas. KAP (Birth control).