Cooper,Allen. (2014). About Face 3: The Essentials of Interaction Design. wiley.
Lua i Stíl Chicago (17ú heag.)Cooper,Allen. About Face 3: The Essentials of Interaction Design. New Delhi: wiley, 2014.
Lua MLA (9ú heag.)Cooper,Allen. About Face 3: The Essentials of Interaction Design. wiley, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.