00321nam a2200133Ia 4500008004100000041000800041082001700049100001400066245002500080260002600105300002600131365001600157700001400173230718s9999    xx            000 0 und d  aeng  a621.381bSHA  aShaw A.W.  aLogic Circuit Design  c1993bSaunder College  a702dRef 426 E (7683)  cRs.b525.90  aShaw A.W.