APA (7th ed.) Zitazioa
Krug, S. Rocket Surgery Made Easy: The Do-It-Yourself Guide to Finding and Fixing Usability Problems. New Riders.
Chicago Style (17th ed.) Zitazioa
Krug, Steve. Rocket Surgery Made Easy: The Do-It-Yourself Guide to Finding and Fixing Usability Problems. Berkeley, EUA: New Riders.
MLA (9th ed.) Zitazioa
Krug, Steve. Rocket Surgery Made Easy: The Do-It-Yourself Guide to Finding and Fixing Usability Problems. New Riders.
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