000 00297nam a2200121Ia 4500
008 250409s9999 xx 000 0 und d
020 _a8177581652
082 _a4.6
_bTAN
100 _aTanenbaum, rew S.
245 0 _aComputer networks 4/E
260 _aVidhyanagar
_bPearson
_c2008
365 _a450
999 _c257567
_d257567