00454nam a2200157 a 450000500170000000800410001702000180005804100080007608200110008410000230009524500780011825000110019626400650020730000150027265000090028720260717092211.0260717s2009    ii            000 0 eng d  a9780070669079  aeng04a005.431 aStallings, William10aOperating Systems : Internals and Design Principles /cStallings, William  a6th ed 1aNew Delhi :bPrentice-Hall of India Private Limited,cc2009.  axiv, 822p. 4aI.T.