000 00327nam a2200133Ia 4500
008 230401s2011 xx 000 0 eng d
082 _a621.38
100 _aTAUB (HERLERT)& SCHILNG (DONALD L)
245 0 _aPRINCIPLES OF COMMUNICATION SYSTEMS
250 _a3
260 _bDELHI TMH
_c2011
300 _a842
942 _2ddc
_cBTECH
999 _c238
_d238