APA (7th ed.) Citation

Mitchell, P. P. (2007). A step-by-step guide to usability testing (1a. ed.). Universe Inc.

Chicago Style (17th ed.) Citation

Mitchell, Peter P. A Step-by-step Guide to Usability Testing. 1a. ed. Nueva York: Universe Inc, 2007.

MLA (9th ed.) Citation

Mitchell, Peter P. A Step-by-step Guide to Usability Testing. 1a. ed. Universe Inc, 2007.