Cita APA (7a ed.)

Safari Tech Books Online, Siever, E. A., Weber, A. C., & Figgins, S. C. (2003). Linux in a nutshell (4th ed.). O'Reilly.

Cita Chicago Style (17a ed.)

Safari Tech Books Online, Ellen Author Siever, Aaron Contributor Weber, y Stephen Contributor Figgins. Linux in a Nutshell. 4th ed. [Place of publication not identified]: O'Reilly, 2003.

Cita MLA (9a ed.)

Safari Tech Books Online, et al. Linux in a Nutshell. 4th ed. O'Reilly, 2003.