000 00259nam a2200121Ia 4500
020 _a8177585274
082 _a004.678 COM
100 _aCOMER, DOUGLAS
245 _aINTERNETWORKING WITH TCP/IP
260 _bPEARSON
_c2006
300 _a750
942 _2ddc
_cBB
999 _c75329
_d75329