000 00290nam a2200121Ia 4500
008 220201s1968 xx 000 0 eng d
082 _a621.381
_bHIG
100 _aHiggins, JC
245 0 _aProblems in electronics
260 _bLondon: Edward arnaldo
_c1968
300 _a288
942 _2ddc
999 _c77014
_d77014