APA (7th ed.) Citation

Safari Tech Books Online, McCarty, B. A., & McCarty, B. C. (2004). Learning Red Hat Enterprise Linux and Fedora (4th ed.). O'Reilly.

Chicago Style (17th ed.) Citation

Safari Tech Books Online, Bill Author McCarty, and Bill Contributor McCarty. Learning Red Hat Enterprise Linux and Fedora. 4th ed. [Place of publication not identified]: O'Reilly, 2004.

MLA (9th ed.) Citation

Safari Tech Books Online, et al. Learning Red Hat Enterprise Linux and Fedora. 4th ed. O'Reilly, 2004.