TY  - BOOK
AU  - Gupta, K.R.ed.
AU  - Gupta, K.R.ed./
TI  - Encyclopaedia of environment
SN  - 81-269-0441-0
U1  - 363.7030 G939E 
PY  - 2005///
CY  - New Delhi
PB  - Atantic Pub.
ER  -