TY  - BOOK
AU  - Cunningham, William P.
AU  - Cunningham, Mary Ann.
TI  - Principles of environmental science: Inquiry and applications
SN  - 0072823399
AV  - GE 105 .865 2006 
PY  - 2006///
CY  - New York
PB  - McGraw Hill
KW  - Environmental sciences
ER  -