Molles, Manuel C., Jr.
Ecology: concepts and applications
McGraw-Hill, 2005
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Stiling, Peter
Ecology : theories and applications / Peter Stiling
Prentice-Hall, 2002
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Stiling, Peter D.
Ecology : theories and applications/Peter Stiling
Prentice Hall Inc., 1999
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Cunningham, William P.
Principles of environmental science : inquiry and applications
McGraw-Hill, Higher Education, 2009
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Cunningham, William P.
Principles of environmental science : inquiry and applications
McGraw-Hill, 2002
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