000 00373nam a22001457a 4500
005 20210922101943.0
008 210922b ||||| |||| 00| 0 eng d
041 _aeng
100 _aHill F J
_926787
110 _aPeterson G R
_926788
245 _aIntroduction to switching theory & logical design
260 _aN York
_bJohn wiley
_c1981
300 _a617
942 _cBK
999 _c191930
_d191930