000
00316nam a2200133Ia 4500
008
220201s2020 xx 000 0 eng d
082
_a
621.31042 GUP
100
_a
Gupta, JB
245
_a
Electrical machines
250
_a
4th
260
_a
New Delhi
_b
SK Kataria
_c
2020
300
_a
xiii, 408p.
942
_2
ddc
999
_c
30140
_d
30140