APA (7th ed.) Citation

Sobell. (1997). A practical guide to Linux. Addison Wesley.

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

Sobell. A Practical Guide to Linux. Addison Wesley, 1997.

Warning: These citations may not always be 100% accurate.