000 00233nam a2200109Ia 4500
082 _a621.382 KOL
100 _aKOLIMBIRIS, H.
245 _aDIGITAL COMMUNICATION SYSTEMS
260 _bPEARSON
_c2004
300 _a466
942 _2ddc
_cB
999 _c58883
_d58883