The methodology of measuring the impact of family planning programmes on fertility. United Nations.
Chicago-Zitierstil (17. Ausg.)The Methodology of Measuring the Impact of Family Planning Programmes on Fertility. New York: United Nations.
MLA-Zitierstil (9. Ausg.)The Methodology of Measuring the Impact of Family Planning Programmes on Fertility. United Nations.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.