TY  - BOOK
AU  - Srivastava, Yogendra N. .
TI  - Environmental Pollution
SN  - 81-7024-210-X
U1  - 574.5 
PY  - 1989///
CY  - New Delhi
PB  - Ashish Publishing House
KW  - Biology
KW  - Environmental Pollution
KW  - G-Biology
N1  - Index
ER  -