A DICTIONARY OF THE NATURAL ENVIRONMENT
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THE BOOK OF NATURALISTS AN ANTHOLOGY OF THE BEST NATURAL HISTORY
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THE POWER OF TURBO PROLOG THE NATURAL LANGUAGE OF ARTIFICIAL INTELLIGENCE
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THE EXPLOGITATION OF NATURAL ANIMAL POPULATIONS
E.D.LE CREN AND M.W.HOLDGATE1962 年出版399 页ISBN：
The Political Theory of the American Founding Natural Rights
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The Oxford Handbook of Business and the Natural Environment
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