000 00252nam a2200109Ia 4500
008 190516s9999 xx 000 0 und d
100 _aTANENBAUM ANDREW S
245 0 _aCOMPUTER NETWORKS
260 _c2001
_bPRENTICE HALL
300 _a813
942 _cBK
999 _c18739
_d18739