TY  - BOOK
AU  - Ambash, R S
AU  - Ambasht,  P K
TI  - Environment and pollution : : an ecological approach 
SN  - 8123912234
U1  -  363.73   20
PY  - 2005/// {Reprinted 2006]
CY  - New Delhi
PB  -  Cbs Publishers & Dist.
KW  - Pollution
KW  - Ecology
N1  -  Includes bibliographical references and index
ER  -