00402nam a2200145Ia 4500100002100000942000700021654001300028245004300041260002900084082001400113300000800127546001200135999001700147952009200164  aMcClain/ Gary R   cBK  aComputer  aOpen Systems  Interconnection Handbook  bMc Graw HillaNONEc1990  a4.65bCCD  a393  aENGLISH  c33240d33240  001040708CRCaCRCEbCRCEd2023-03-17l0o4.65 CCDp10060r2023-03-17w2023-03-17yBK