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The Commonwealth: demographic dimensions; implications
Spengler, Joseph J. - In: Commonwealth perspectives, (pp. 86-124). 1958
Persistent link: https://www.econbiz.de/10002858063
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The economic effects of migration
Spengler, Joseph J. - In: Social demography, (pp. 293-307). 1970
Persistent link: https://www.econbiz.de/10002858221
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Population movements and problems in sub-Saharan Africa
Spengler, Joseph J. - In: Economic development for Africa south of the Sahara : …, (pp. 281-304). 1964
Persistent link: https://www.econbiz.de/10002859892