APA (7th ed.) Citation

Sobell, M. G. (1997). A practical guide to Linux. Addison-Wesley.

Chicago Style (17th ed.) Citation

Sobell, Mark G. A Practical Guide to Linux. Reading, Mass: Addison-Wesley, 1997.

MLA (9th ed.) Citation

Sobell, Mark G. A Practical Guide to Linux. Addison-Wesley, 1997.