TY  - BOOK
AU  - Mital, K. M.
TI  - Non-conventional energy systems: : principles,progress and prospects
SN  - 8175440066
U1  - 333.794 
PY  - 1997///
CY  - New Delhi
PB  - Wheeler Publishing
KW  - Economics
KW  - Energy
KW  - Non-Conventional Energy
ER  -