00330nam a2200133Ia 4500008004100000040001700041041001200058082001600070100002600086245003300112250001200145260002700157300001200184230917s9999||||xx |||||||||||||| ||und||  e127996aMAIN  aEnglish  a005.74 S32O  aSilberschatz, Abraham 0aOperating Systems Principles  a7th ed.  aNew DelhibWileyc2007  a896p p.