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Guide to the economic evaluation of irrigation projects
Bergmann, Hellmuth - 1976 - Rev. ver
Persistent link: https://www.econbiz.de/10000585021
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Guide to the economic evaluation of irrigation projects
Bergmann, Hellmuth - 1973
Persistent link: https://www.econbiz.de/10014005633
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Women's place and workload in Greek irrigation projects
Bergmann, Edith - 1976
Persistent link: https://www.econbiz.de/10013395241