000 003290000a22001330004500
245 _aDigital communication
100 _aAlwis, Christie
260 _aMoratuwa
_bUniversity of Moratuwa
_c[n.d.]
300 _a328p. : ill.
080 _a621.391
_bA4
650 _aDIGITAL COMMUNICATION SYSTEMS
041 _aEN
942 _cBK
999 _c64273
_d64273