Bettinger, Pete
Geographic information systems: applications in forestry and natural resources management
McGraw-Hill, 2004
 Buku Teks
Bettinger, Pete
Geographic Information Systems: Applications in forestry and natural resources management
Higher Education, 2004
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Researching the accounting curriculum : strategies for change
editor, William L. Ferrara ; associate editors, James B. Bower [and others]
American Accounting Association , 1978
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Pearce, David William, 1941-
Economics of natural resources and the environment
Harvester Wheatsheaf, 1990
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Camp, William G.
Managing our natural resources
Delmar, 1997
 Buku Teks