APA (7th ed.) Citation

Robbins, A. (2005). UNIX in a nutshell (4th ed.). O'Reilly.

Chicago Style (17th ed.) Citation

Robbins, Arnold. UNIX in a Nutshell. 4th ed. Beijing ; Sebastopol, California: O'Reilly, 2005.

MLA (9th ed.) Citation

Robbins, Arnold. UNIX in a Nutshell. 4th ed. O'Reilly, 2005.