000 00227 a2200097 4500
001 24130
100 _aHill, F.J
245 _aIntroduction to switching theory logical design
260 _a
_bWiley
_c1968
090 _c16323
_d16323
942 _aNUST-CAE
_cM
_c7029
999 _c259203
_d259203