000 00368nam a2200157 4500
082 _a005.7 RIT
100 _aRITCHIE, COLIN
245 _aOPERATING SYSTEMS INCORPORATING UNIX AND WINDOWS
260 _aPEARSON
690 _aFCA
690 _aOPERATING SYSTEM
690 _aCOMPUTER SCIENCE
905 _aBooks
906 _aMRIIRS
907 _a44421
999 _c27395
_d27395