Variations in the incidence of knowledge and use of contraception
Subtitle: a comparative analysis of World Fertility Survey results for twenty developing countries.
Contributors: United Nations. Population Division.
Series: ST/ESA/SER.R/40
Publisher: United Nations
Published: 1981
Place of publication: New York
Language: eng
Number of pages: 161
Subjects: Underdeveloped areas -- Birth control.
Notes: '...study undertaken bythe Population Division of the Department of International Economic and Social Affairs...' - foreword.

At head of title : Department of International Economic and Social Affairs.

Includes bibliographical references.