000
00254nam a2200097Ia 4500
008
150310s9999 xx 000 0 und d
100
_a
"SONI, GUPTA & BHATNAGAR"
245
_a
COURSE IN ELECTRICAL POWER
250
_a
9
260
_c
1989
_b
DHANPAT RAI & SONS
999
_c
18057
_d
18057