TY  - GEN
AU  - Jhirad , David
AU  - McNelis , Bernard
AU  - Fraenkel , Peter L.
AU  - Fridleifsson , Ingvar Birgir
TI  - Nonconventional energy
SN  - 8122402070
U1  - 333.79 
PY  - 1990///
CY  - New Delhi
PB  - Wiley
KW  - Ppower Resources
KW  - Energy Resources
ER  -