000
00271nam a2200109Ia 4500
008
230822s1999 xx 000 0 und d
041
_a
eng
100
_a
JAIN H. C.
245
_a
NON-CONVENTIONAL SOURCES OF ENERGY.
260
_b
STERLING PUBLICATION
_c
1999
300
_a
79
999
_c
857079
_d
857079