The Philosophy of the environment
edited by Timothy D.J. Chappell
Edinburgh University, 1997
 Buku Teks SO
The environment and transport
edited by Yoshitsugu Hayashi, Kenneth Button, and Peter Nijkamp
E. Elgar, 1999
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The human environment
edited by Jonathan Rigg
Archipelago Press, 1996
 Buku Teks SO
Kemp, David D.
The environment dictionary
Routledge, 1998
 Buku Referensi
Ristinen, Robert A., auhtor
Energy and the environment
John Wiley & Sons, 2006
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