000 00325nam a2200121Ia 4500
008 210324s1953 xx 000 0 und d
041 _aeng
100 _aWilliam Keister
245 _aThe Design of Switching Circuits
_cWilliam Keister
260 _bD. Van Nostrand Co.
_c1953
650 _aGen
700 _aAustair E. Ritchie
999 _c428852
_d428852