000 00279nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aBehrouz A. Forouzan
245 0 _aData Communications and Networking
250 _a2rd
260 _aN.D.
_bTata McGrawhicl
_c2005
942 _cBK
999 _c12448
_d12448