000 00641nam a2200253Ia 4500
003 OSt
005 20220912150720.0
006 a|||||r|||| 00| 0
007 ta
008 220909b |||||||| |||| 00| 0 eng d
024 _a31018
037 _cTextual
040 _aCSL
_beng
_cCSL
041 _aeng
082 _aD65,4, M7;1
100 _aRoddy Dennis
245 0 _aElectronic communications
250 _a3
260 _aNew Delhi
_b Prentice Hall
_c1987
300 _axii,788p.
_ccm.
700 _a Coolen John
942 _hD65,4, M7;1
_cTEXL
_2CC
999 _c53115
_d53115