TY  - BOOK
AU  - Gupta, O.P. 
TI  - Energy technology
SN  - 9789386173683
U1  - 621.042 G9592e 
PY  - 2018///
CY  - New Delhi
PB  - Khanna Book Publishing Co. (P) Ltd.
KW  - Energy
KW  - Power resources
KW  - Energy development
ER  -