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3Ecoscience : population, resources, environment / Paul R. Ehrlich, Anne H. Ehrlich, John P. Holdren.by Ehrlich, Paul R. (Paul Ralph), 1932-
Published 1977Edition: 3rd ed.Book -
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8by Ehrlich, Paul R. (Paul Ralph), 1932-
Published 1988Book -
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10Published 1984Other Authors: '; “...Ehrlich, Paul R. (Paul Ralph), 1932-...”
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11by Holdren, John POther Authors: '; “...Ehrlich, Paul R. (Paul Ralph), 1932-...”
Published 1971
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12Published 1971Other Authors: '; “...Ehrlich, Paul R. (Paul Ralph), 1932-...”
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