The validity of fertility trends from retrospective data : Jordan

von Nur, Osman el-Hassan M.
Veröffentlicht in Vereinte Nationen. Economic Commission for Western Asia Population bulletin of ECWA (1984)

Population change and manufacturing development in Sudan

von Seetharam, K. S.
Veröffentlicht in Demographic aspects of socio-economic development in some Arab and African countries (1974)