共 50 条
- [1] FERTILITY DIFFERENTIALS AMONG ECONOMIC STRATA IN CENTRAL INDIA EUGENICS QUARTERLY, 1960, 7 (02): : 77 - 85
- [2] FAMILY STRUCTURE AND SOCIO-ECONOMIC DIFFERENTIALS IN FERTILITY POPULATION STUDIES-A JOURNAL OF DEMOGRAPHY, 1973, 27 (02): : 295 - 304
- [4] FERTILITY AND ECONOMIC STATUS - SOME RECENT FINDINGS ON DIFFERENTIALS IN SWEDEN POPULATION STUDIES-A JOURNAL OF DEMOGRAPHY, 1972, 26 (02): : 175 - 184
- [6] SOCIO-ECONOMIC DIFFERENTIALS IN ACHIEVED FERTILITY - JONES,EF DEMOGRAFIA, 1983, 26 (04): : 621 - 623
- [8] FERTILITY AND FERTILITY DIFFERENTIALS IN A RURAL AREA JOURNAL OF FAMILY WELFARE, 1975, 21 (04): : 3 - 9
- [10] FERTILITY DIFFERENTIALS IN SUDAN POPULATION STUDIES-A JOURNAL OF DEMOGRAPHY, 1968, 22 (01): : 147 - 164