APA (7th ed.) Citation

Open University, Benyon, D., & Preece, J. (1993). A Guide to usability: Human factors in computing. Addison-Wesley.

Chicago Style (17th ed.) Citation

Open University, David Benyon, and Jenny Preece. A Guide to Usability: Human Factors in Computing. Wokingham, England ; Reading, Mass.: Addison-Wesley, 1993.

MLA (9th ed.) Citation

Open University, et al. A Guide to Usability: Human Factors in Computing. Addison-Wesley, 1993.

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