APA (7th ed.) Citation

Thomas, K., & Sicam, J. (2008). Beginning Ubuntu Linux (3rd ed.). Apress.

Chicago Style (17th ed.) Citation

Thomas, Keir, and Jaime Sicam. Beginning Ubuntu Linux. 3rd ed. New York, NY: Apress, 2008.

MLA (8th ed.) Citation

Thomas, Keir, and Jaime Sicam. Beginning Ubuntu Linux. 3rd ed. Apress, 2008.

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