000 00272nam a2200109Ia 4500
008 190516s9999 xx 000 0 und d
100 _aHALSALL(FRED) &KULKARNI
245 0 _aCOMPUTER NETWORKINGAND THE INTERNET
260 _c2007
_bND PEARSON
300 _a678
942 _cBK
999 _c17046
_d17046