000 00348nam a2200133Ia 4500
008 220201s1975 xx 000 0 eng d
041 _aENG
100 _aTUUNER, RUPUS P
245 0 _aELECTRONICS CONVERSIONS SYMBOLS AND FORMULAS
250 _a1ST
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1975
300 _a140
942 _2ddc
999 _c47830
_d47830