000 00298nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aHarold Kalimbiris
245 _aDigital Communications System
260 _bDelhi:Pearson Ed
_c2004
300 _a466p.
650 _aElectronic
999 _c1360
_d1360