Gaya APA

Chisnell, J, R, D. (2008). Handbook of usability testing : how to plan, design, and conduct effective tests (second edition). Canada: Wiley Publishing, Inc.

Gaya MLA

Chisnell, Jeff, Rubin, Dana. "Handbook of usability testing : how to plan, design, and conduct effective tests". second edition Canada: Wiley Publishing, Inc, 2008. Electronic Resource.