000 00323nam a2200121Ia 4500
008 220201s1981 xx 000 0 eng d
082 _bSET
100 _aSeth S.P. And Gupta p.V.
245 2 _aA Course in electrical engineering material
260 _aNew Delhi
_bDhanpat Rai and sons
_c1981
300 _a244
942 _2ddc
999 _c22659
_d22659