Cita APA (7a ed.)

Safari Tech Books Online, Shinn, M. A., & Shinn, S. C. (2005). Troubleshooting Linux firewalls (1st edition.). Addison Wesley.

Cita Chicago Style (17a ed.)

Safari Tech Books Online, Michael Author Shinn, y Scott Contributor Shinn. Troubleshooting Linux Firewalls. 1st edition. [Place of publication not identified]: Addison Wesley, 2005.

Cita MLA (9a ed.)

Safari Tech Books Online, et al. Troubleshooting Linux Firewalls. 1st edition. Addison Wesley, 2005.