TY  - BOOK
AU  - Sawhney, G S
TI  - Non-conventional energy resources
SN  - 9788120346093
U1  - 333.7932 
PY  - 2016///
CY  - Delhi
PB  - PHI
KW  - Energy resources and their utilization
KW  - solar energy
KW  - Solar radiation
ER  -