000 00337nam a2200145Ia 4500
008 221030s9999 xx 000 0 und d
041 _aEnglish
082 _a105.23
_bChi
100 _aGupta
245 0 _aData communication
_cby J. S. Chitode
260 _bTechnical Pub.
_c2002
300 _a455
650 _aBE Computer
942 _cBK
999 _c8111
_d8111