Barnum, C. (2010). Usability Testing Essentials (1st edition.). Morgan Kaufmann.
Chicago Style (17th ed.) CitationBarnum, Carol. Usability Testing Essentials. 1st edition. Morgan Kaufmann, 2010.
MLA (9th ed.) CitationBarnum, Carol. Usability Testing Essentials. 1st edition. Morgan Kaufmann, 2010.
Warning: These citations may not always be 100% accurate.