000 00306nam a2200121Ia 4500
008 160710s1972 xx 000 0 und d
082 _a621.3173 SHE
100 _aSHENG, C.L
245 _aINTRODUCTION TO SWITCHING LOGIC
260 _bINTEXT EDUCATION PUBLICATION
_c1972
300 _a365
942 _2ddc
_cB
999 _c36868
_d36868