000 00311nam a22001217a 4500
020 _a812031641x
082 _a621.382/LEB
_b3628
100 _aLebow,Irwin
_97865
245 _aUnderstanding Digital Transmission and recording
260 _aNew Delhi
_bPrentice-Hall
_cc1998
300 _axlv, 227
_b[E2]
942 _cBK
999 _c7071
_d7071