000 00302nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a004.65 BLA
100 _aBLACK (vyless)
245 _aComputer Networks, Protocols Standards & Interface
260 _aNY
_bPearson
365 _cRS
999 _c185961
_d185961