APA (7th ed.) Citation

Negus, C., & Caen, F. (2008). BSD UNIX toolbox: 1000+ commands for FreeBSD, OpenBSD, and NetBSD power users. Wiley Pub..

Chicago Style (17th ed.) Citation

Negus, Chris, and François Caen. BSD UNIX Toolbox: 1000+ Commands for FreeBSD, OpenBSD, and NetBSD Power Users. Indianapolis, IN: Wiley Pub., 2008.

MLA (9th ed.) Citation

Negus, Chris, and François Caen. BSD UNIX Toolbox: 1000+ Commands for FreeBSD, OpenBSD, and NetBSD Power Users. Wiley Pub., 2008.