TY  - BOOK
AU  - Chhatwal, G.R.
TI  - Encyclopaedia of Environmental Management. Vol 1
SN  - 81-7488-648-6
U1  - 304.28 
PY  - 1998///
CY  - New Delhi
PB  - Anmol pub.
KW  - Social Behavior
KW  - Human Ecology
ER  -