Ray, & Ray. (2003). UNIX: Visual quickstart guide (3rd ed.). Berkeley, CA: Peachpit Press.
Chicago Style CitationRay, and Ray. UNIX: Visual Quickstart Guide. 3rd ed. Berkeley, CA: Peachpit Press, 2003.
MLA CitationRay, and Ray. UNIX: Visual Quickstart Guide. 3rd ed. Berkeley, CA: Peachpit Press, 2003.
Warning: These citations may not always be 100% accurate.