Cox, K. (1993). User-interface design (2nd ed.). New York: Prentice Hall.
Chicago Style aipamenaCox, Kevin. User-interface Design. 2nd ed. New York: Prentice Hall, 1993.
MLA aipamenaCox, Kevin. User-interface Design. 2nd ed. New York: Prentice Hall, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.