Cita APA (7th ed.)
Ogden, B. (2003). EFS systems on a Linux base: Getting started (2nd ed.). IBM, International Technical Support Organization.
Cita Chicago (17th ed.)
Ogden, Bill. EFS Systems on a Linux Base: Getting Started. 2nd ed. [S.l.]: IBM, International Technical Support Organization, 2003.
Cita MLA (9th ed.)
Ogden, Bill. EFS Systems on a Linux Base: Getting Started. 2nd ed. IBM, International Technical Support Organization, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.