APA (7th ed.) Citation

(1985). The UNIX reference guide for system V with expanded AWK, SHELL, DC, SED, ED, VI. System Publications.

Chicago Style (17th ed.) Citation

The UNIX Reference Guide for System V with Expanded AWK, SHELL, DC, SED, ED, VI. Trenton, NJ.: System Publications, 1985.

MLA (9th ed.) Citation

The UNIX Reference Guide for System V with Expanded AWK, SHELL, DC, SED, ED, VI. System Publications, 1985.