TY  - BOOK
AU  - Chhatwal, G. R.
TI  - Encyclopaedia of environmental energy resources
SN  - 8174886532
U1  - 333.703 
PY  - 1998///
CY  - New delhi
PB  - Anmol publications
KW  - Encyclopaedia
KW  - Energy resources-Encyclopedia
ER  -