TY  - BOOK
AU  - Cunningham,William P.
AU  - Cunningham,Mary Ann
TI  - Principles of environmental science: inquiry & applications 
SN  - 9780070647725
U1  - 363.7 22
PY  - 2007///
CY  - New York
PB  - McGraw-Hill
KW  - Environmental sciences
KW  - Textbooks
N1  - Includes index
UR  - http://www.loc.gov/catdir/toc/ecip0616/2006020498.html
ER  -