TY  - GEN
AU  - Cunningham,William P.
AU  - Cunningham,Mary Ann
TI  - Principles of environmental science : : inquiry & applications 
SN  - 9780071264273
AV  - GE 105 C865 2008 
PY  - 2008///
CY  - New York : 
PB  - McGraw-Hill, 
KW  - Environmental sciences
KW  - Textbook
N1  - <">McGraw-Hill International<">
ER  -