000 00343nam a2200133Ia 4500
008 220201s1987 xx 000 0 eng d
041 _aENG
100 _aKUMAR,D S
245 0 _aSWITCHING THEORY AND DIGITAL ELECTRONICS
250 _a3RD
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1987
300 _aVII, 428
942 _2ddc
999 _c54944
_d54944