00281nam a2200085Ia 4500008004100000050002100041245003800062247006000100264003500160230508s2014    xx            000 0 und d  aTK 7868 D54 201410aDigital circuit and logic design.  aDigital circuit and logic design_TK 7868 D54 2014__2014  aUAE : b3G E-Learning, c2014.