TY  - BOOK
AU  - Ostler Neol K Ed.
TI  - Introduction to environmental technology
T2  - Prentice Hall's environmental Technology V.1
U1  - U:(G:55), N6 
PY  - 1996///
CY  - New Jersey 
PB  - Prentice Hall        
KW  - Geography- Environment
ER  -