Cooper, A., & Reimann, R. (2003). About face 2.0: The essentials of interaction design. Wiley.
Lua i Stíl Chicago (17ú heag.)Cooper, Alan, agus Robert Reimann. About Face 2.0: The Essentials of Interaction Design. Indianápolis: Wiley, 2003.
Lua MLA (9ú heag.)Cooper, Alan, agus Robert Reimann. About Face 2.0: The Essentials of Interaction Design. Wiley, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.