TY  - BOOK
AU  - Dayal,Maheshwar
TI  - Renewable energy: Environment and development
U1  - 621.4 
PY  - 1989///
CY  - Delhi
PB  - Konark publishers
KW  - Applied science
KW  - Environment and development
KW  - Physics
KW  - পদার্থবিদ্যা
ER  -