000 00272nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a4.6
100 _aFOROUZAN
245 0 _aDATA COMMUNICATION AND NETWORKING
260 _bT.M.H
365 _b399.00
942 _cBTECH
999 _c141975
_d141975