APA (7th ed.) Citation

Raggi, E., Thomas, K., & Vugt, S. v. (2011). Beginning Ubuntu Linux (6th ed.). Apress.

Chicago Style (17th ed.) Citation

Raggi, Emilio, Keir Thomas, and Sander van Vugt. Beginning Ubuntu Linux. 6th ed. [Berkeley, Calif.]: Apress, 2011.

MLA (9th ed.) Citation

Raggi, Emilio, et al. Beginning Ubuntu Linux. 6th ed. Apress, 2011.