TY  - BOOK
AU  - "Cunningham, William P."
AU  - "Cunningham, Mary Ann"
TI  - Principles of environmental science: inquiry & application
SN  - �9780071314947�
U1  -  363.7 
PY  - 2011///
CY  - "New York,USA:"
PB  - "McGraw-Hill,"
KW  - Environmental science
ER  -