000 00276nam a2200109Ia 4500
008 220201s9999 xx 000 0 eng d
100 _aSIMON & OTHERS
245 0 _aDIGITAL COMMUNICATION TECHNIQUES SIGNAL DESIGN& TECHNIQUES
250 _a2ND
260 _bP.H.I
942 _2ddc
999 _c98214
_d98214