PakCat catalogue record Understanding operating systems 22/09/2010 13:07 By Flynn, Ida M. Bibliographic details ISBN0534423663 PublisherThomson Course Technology Publication placeBoston, Mass. Publication year2006 Edition4th ed. LanguageEnglish Material typeBook Physical description555 p. Additional authorsMcHoes, Ann McIver SubjectsOperating systems (Computers)