000 00285nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _abehrouz A. Forouzan
245 0 _aData Communications and Networking
250 _a4th
260 _aN.D.
_bTata McGrowHill
_c2007
942 _cBK
999 _c12916
_d12916