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Income and employment generating activities of NGDOs : an overview
Wils, F. - 1990
Persistent link: https://www.econbiz.de/10004142513
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Income and employment generating activities of NGDOs : an overview
Wils, Fredericus C. - 1990
Persistent link: https://www.econbiz.de/10000132595
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The informal sector in greater Sao Paulo : a discussion of concepts and criteria, and a description of its characteristics
Wils, Fredericus C. - 1991
Persistent link: https://www.econbiz.de/10000132606