Elmasri Ramez Operating sytem ; a spiral approach / R. Elmasri , A.Gil Carrick , D. Levine - Boston McGraw Hill 2010 - xiv,526p.;íll; pbk ISBN: 9780070164543 Subjects--Topical Terms: operating systems (computer) textbooks LC Class. No.: QA 76.76.063.E4 2010