000 00371nam a2200157Ia 4500
100 _aTOKHEIM ROGER L
020 _a0-07-099185-5
250 _a2nd
650 _aDigital Principles
365 _cRS
365 _d1
942 _cENGBK
245 _aTheory and Problems of Digital Principles
260 _bMc Graw- Hill Book company
_c1988
_aNEW YORK
300 _a323 PP
999 _c20925
_d20925