APA (7th ed.) Citation

Cuthbertson, T. (1991). The ABC's of SCO UNIX. SYBEX.

Chicago Style (17th ed.) Citation

Cuthbertson, Tom. The ABC's of SCO UNIX. San Francisco: SYBEX, 1991.

MLA (8th ed.) Citation

Cuthbertson, Tom. The ABC's of SCO UNIX. SYBEX, 1991.