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