APA (7th ed.) Citation

Barrett, D. J., Loukides, M. K., Oram, A., & Romano, R. (2012). Linux pocket guide (Second edition.). O'Reilly.

Chicago Style (17th ed.) Citation

Barrett, Daniel J., Michael Kosta Loukides, Andrew Oram, and Robert Romano. Linux Pocket Guide. Second edition. Beijing: O'Reilly, 2012.

MLA (9th ed.) Citation

Barrett, Daniel J., et al. Linux Pocket Guide. Second edition. O'Reilly, 2012.