TY  - BOOK
AU  - Purdom, P. Walton
AU  - Anderson, Stanley H.
TI  - ENVIRONMENTAL SCIENCE
U1  - 620.8 
PY  - 1980///
CY  - Columbus
PB  - Charles E. Merrill
KW  - Environmental Engineering
KW  - Environmental Protection
KW  - Pollution
ER  -