000
00278nam a2200109Ia 4500
008
220201s1993 xx 000 0 eng d
100
_a
GUPTA (PP)
245
0
_a
MAINTENANCE OF ELECTRICAL EQUIPMENT
250
_a
2ND
260
_b
DHANPAT RAI & SONS NEW DELHI
_c
1993
942
_2
ddc
999
_c
95851
_d
95851