000
00262nam a2200109Ia 4500
008
220201s1997 xx 000 0 eng d
100
_a
Gupta, PP
245
0
_a
Maintenance of elect equipment
260
_b
Dhanpat Rai & Sons
_c
1997
300
_a
246
942
_2
ddc
999
_c
86570
_d
86570