Gaba, Jeffrey M., author
Environmental Law
United States of America, 1994
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Leeson, John D., author
Environmental law
Pitman, 1995
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Rubenstein, Harvey M.
A guide to site and environmental planning
New York: John Wiley & Sons, 1980
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Schwedt, Georg, author
The Essential Guide to environmental chemistry
John Wiley & Sons, 2001
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Schwedt, Georg, author
The essential guide to environmental chemistry
John Wiley & Sons, 2001
 Buku Referensi
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