00390nam a22001457a 4500020001800000082001900018100001500037245006800052250001200120260003200132300001900164650002200183700001900205700002000224  a9788131723593  a005.43 bNUT/O  aNutt, Gary  aOperating systems/cGary Nut, Nabendu Chaki and Sarmistha Neogy  a3rd ed.  aNew Delhi:bPearson,c2013.  a806p. ;b25cm.  aOperating Systems  aNabendu Chaki   aSarmistha Neogy