00269nam a2200109Ia 4500008004100000100002600041245003100067250001300098260003200111300000800143650000800151191201s2009    xx            000 0 und d  aSILBERSCHATZ, Abraham 0aOperating Systems Concepts  a8th ,Rep  c2009bWiley IndiaaN. delhi  a972  aCSE