Determinants of fertility levels in Kafanchan, Nigeria
 Artikel Jurnal
Fertility behaviour in the context development evidence from the world fertility survey
United Nations, 1987
 Buku Teks
Henry, Louis, author
Fertility of marriage:a new method of measurement
United Nations, 1980
 Buku Teks
United Nations
Fertility levels and trends as assessed from twenty world fertility surveys
United Nations, 1983
 Buku Teks
United Nations
Multivariate analysis of world fertility survey data for selected escap countries
 Buku Teks
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