000 00282nam a22000977a 4500
008 120705b xxu||||| |||| 00| 0 eng d
050 _aTK5103.7
_b.M37 1980
245 _aPRINCIPLES OF DIGITAL COMMUNICATION
300 _a21 CM
942 _2lcc
_cBK
_hTK5103.7.M37 1980
999 _c64838
_d64838