Obras de Leonard B. Dworsky
Pollution 3 cópias
The Great Lakes of the United States and Canada: A Reader on Management Improvement Strategies 2 cópias
Social and economic aspects of water resources development : proceedings of the Symposium on Social and Economic… 1 exemplar(es)
The Nation and It's Water Resources 1492-1970 1 exemplar(es)
Action for clean waters 1 exemplar(es)
Canadian-United States relations : the cooperative development of their commercial fisheries resource 1 exemplar(es)
The problems of water quality management 1 exemplar(es)
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- Obras
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