000 00373nam a2200157Ia 4500
008 220709b1994 xxu||||| |||| 00| 0 eng d
020 _a8120303962
082 _a621.38
_bR69E
100 _aRoddy, D., Au.
245 _aElectronic communications
250 _a3rd,4th
260 _aNew Delhi
_bPrentice-Hall of India
_c1994
300 _a788p.
690 _aElectronic communication
942 _cTBLS
906 _a144099
981 _aNew Delhi: Prentice-Hall of India, 1994.
982 _a788p.
983 _aElectronic communications
999 _c131427
_d131427