Barnum, C. M. (2020). Usability testing essentials: Ready, set-- test! (Second edition.). Morgan Kaufmann.
Chicago Style (17th ed.) CitationBarnum, Carol M. Usability Testing Essentials: Ready, Set-- Test! Second edition. Amsterdam: Morgan Kaufmann, 2020.
MLA (9th ed.) CitationBarnum, Carol M. Usability Testing Essentials: Ready, Set-- Test! Second edition. Morgan Kaufmann, 2020.
Warning: These citations may not always be 100% accurate.