APA (7th ed.) Citation

Robbins, A., & Beebe, N. H. F. (2005). Classic shell scripting. O'Reilly.

Chicago Style (17th ed.) Citation

Robbins, Arnold, and Nelson H. F. Beebe. Classic Shell Scripting. Sebastopol, CA: O'Reilly, 2005.

MLA (9th ed.) Citation

Robbins, Arnold, and Nelson H. F. Beebe. Classic Shell Scripting. O'Reilly, 2005.