000
00267nam a2200109Ia 4500
008
220201s1989 xx 000 0 eng d
100
_a
Siemeus
245
0
_a
Three phase power & its measurements 16
260
_b
New Delhi : Wiley
_c
1989
300
_a
67
942
_2
ddc
999
_c
85618
_d
85618