Elmasri, Ramez. Operating systems : a spiral approach / Ramez Elmasri, A. Gil Carrick, David Levine. - Boston : McGraw Hill Higher Education, 2004. - 415 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 9780321130020 LCCN: 2008051735 Subjects--Topical Terms: Operating systems (Computers)--Textbooks. LC Class. No.: QA76.76 .M52 .T45 2004 Dewey Class. No.: 005.4/3