Botkin, Daniel B.
Environmental science : earth as a living planet
John Wiley & Sons, 1995
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Botkin, Daniel B.
Environmental science : earth as a living planet
John Wiley & Sons, 2000
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Botkin, Daniel B.
Environmental science : earth as a living planet
John Wiley & Sons, 2003
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Garte, Seymour
Where we stand: a surprising look at the real state of our planet
American Management Association, 2008
 eBooks
Cunningham, William P.
Principles of environmental science : inquiry and applications
McGraw-Hill, 2002
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