000 00303nam a2200145Ia 4500
100 _aTokheim/Roger L
250 _a3
942 _cBK
654 _adigital
245 _aDigital Electronics
260 _bMcGraw Hill
_aNew York
_c1990
082 _a621.3815
_bTOK
300 _a335
546 _aENGLISH
999 _c18383
_d18383