APA (7th ed.) Citation

Husain, K., & Parker, T. (1996). Linux unleashed (2a. ed.). Sams.

Chicago Style (17th ed.) Citation

Husain, Kamran, and Timothy Parker. Linux Unleashed. 2a. ed. Indianápolis: Sams, 1996.

MLA (9th ed.) Citation

Husain, Kamran, and Timothy Parker. Linux Unleashed. 2a. ed. Sams, 1996.