APA (7th ed.) Citation

Dumas, J. S., & Redish, J. (1999). A practical guide to usability testing / Joseph S. Dumas, Janice C. Redish (Rev. ed.). Intellect.

Chicago Style (17th ed.) Citation

Dumas, Joseph S., and Janice Redish. A Practical Guide to Usability Testing / Joseph S. Dumas, Janice C. Redish. Rev. ed. Exeter: Intellect, 1999.

MLA (9th ed.) Citation

Dumas, Joseph S., and Janice Redish. A Practical Guide to Usability Testing / Joseph S. Dumas, Janice C. Redish. Rev. ed. Intellect, 1999.

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