Cita APA (7a ed.)

Koyani, S. J., Bailey, R. W., & Allison, S. (2004). Research-based web design and usability guidelines. GSA.

Cita Chicago Style (17a ed.)

Koyani, Sanjay J., Robert W. Bailey, y Susan Allison. Research-based Web Design and Usability Guidelines. [S. l.]: GSA, 2004.

Cita MLA (9a ed.)

Koyani, Sanjay J., et al. Research-based Web Design and Usability Guidelines. GSA, 2004.