000 00318nam a2200121Ia 4500
008 220201s1968 xx 000 0 eng d
082 _bHEN
100 _aHenson, C. S.
245 0 _aSolutions of problems in Electctronics and telecommunications
260 _bPitman Medical pub.
_c1968
300 _a406
942 _2ddc
999 _c19206
_d19206