000 00271nam a2200109Ia 4500
008 220201s1958 xx 000 0 eng d
100 _aCotton H & Pary, JV
245 0 _aSolution of promblems in elect technology
260 _bPitman
_c1958
300 _a315
942 _2ddc
999 _c72603
_d72603