TY  - BOOK
AU  - Agarwal, S.K. ed.
AU  - Kaushik, J.P. ed.
TI  - Perspectives in environment
SN  - 8170249724
U1  - 577.4 A24P 
CY  - New Delhi
PB  - A.P.H. publishing
KW  - Environment
ER  -