APA (7th ed.) Citation

Ennis, D., & Armstrong, J. C. (1994). Teach yourself the UNIX C shell in 14 days (1. ed.). SAMS Publ.

Chicago Style (17th ed.) Citation

Ennis, David, and James C. Armstrong. Teach Yourself the UNIX C Shell in 14 Days. 1. ed. Indianapolis, Ind: SAMS Publ, 1994.

MLA (9th ed.) Citation

Ennis, David, and James C. Armstrong. Teach Yourself the UNIX C Shell in 14 Days. 1. ed. SAMS Publ, 1994.