TY  - BOOK
AU  - Srivatava, Yogendra.
AU  - Srivatava, Yogendra.
TI  - Environmental pollution
SN  - 81-7024-210-X
U1  - 363.739 SRE 22
PY  - 1995///
CY  - New Delhi
PB  - Ashish Publishing House.
KW  -  
KW  - Environmental Pollution
ER  -