APA (7th ed.) Citation

Johnson, C. F. A. (2010). Pro Bash Programming: Scripting the GNU/Linux Shell. Apress.

Chicago Style (17th ed.) Citation

Johnson, Chris F. A. Pro Bash Programming: Scripting the GNU/Linux Shell. Berkeley, CA: Apress, 2010.

MLA (8th ed.) Citation

Johnson, Chris F. A. Pro Bash Programming: Scripting the GNU/Linux Shell. Apress, 2010.

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