000
00272nam a2200109Ia 4500
008
220201s1991 xx 000 0 eng d
100
_a
PARTAB H
245
0
_a
UTILISATION OF ELECTRICAL ENERGY
260
_a
DELHI
_b
DHANPAT RAI AND SONS
_c
1991
300
_a
699
942
_2
ddc
999
_c
91006
_d
91006