TY  - BOOK
AU  - Ambasht, R.S.
AU  - Ambast P.K.
TI  - Environment and pollution: an ecological approach
SN  - 8123906528
U1  - G:55 N0A,N9 
PY  - 1999///
CY  - New Delhi
PB  - CBS Publishers
N1  - Includes references and index
ER  -