000 00306nam a2200133Ia 4500
008 231229s9999 xx 000 0 und d
020 _a9780070617254
040 _cRIT
100 _aE D TITTEL
245 0 _aCOMPUTER NETWORKING
260 _c2008
_bTATA MC GROW HILL
300 _a930
942 _cDB
999 _c116827
_d116827