TY  - BOOK
AU  - Trivedi,P.R
TI  - Encyclopaedia of Environment,Pollution,Planning & Conservation;(Vol-5)/ (Acc: 1613)
SN  - 8176480010
U1  - 333.7 TRI 22
PY  - 1998///]
CY  - New Delhi
PB  - A P H Publishing Corporation
KW  - Pollution
ER  -