000 00330nam a2200121Ia 4500
008 211209s1981 xx 000 0 und d
041 _aeng
082 _a621.395 N81 HIL
100 _aHILL, FREDRICK
245 _aINTRODUCTION TO SWITCHING THEORY AND LOGICAL DESIGN
260 _aNEW YORK
_bJOHN WILEY & SONS
_c1981
300 _a617
999 _c23161
_d23161