000 00249nam a2200109Ia 4500
020 _a9788131502129
100 _aPALER MICHAEL
245 _aNETWORKING GUIDE TO OPERATING SYSTEMS
250 _aNIL
260 _c2007
_bCOURSE TECHNOLOGY
490 _aP3836
999 _c3870
_d3870