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The politics of conservation : crusades and controversies 1897-1913
Richardson, Elmo R., (1962)
Conservation of natural resources
Smith, Guy-Harold, (1971)
The technical transformation of agriculture in Communist China
Kuo, Leslie T. C., (1972)
Alternative energy demand futures to 2010
(1979)
Publication / National Academy of Sciences
Urban waterfront lands : commitee on Urban Waterfront Lands, Environmental Studies Board, Commission on Natural Resources, National Research Council, National Academy of Sciences
(1980)