APA (7th ed.) Citation

Whiddett, R. J. (1985). UNIX: A practical introduction for users. E. Horwood.

Chicago Style (17th ed.) Citation

Whiddett, R. J. UNIX: A Practical Introduction for Users. Chichester [West Sussex]: E. Horwood, 1985.

MLA (9th ed.) Citation

Whiddett, R. J. UNIX: A Practical Introduction for Users. E. Horwood, 1985.

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