APA aipamena

Richards, R. K. (1971). Digital design. John Wiley.

Chicago Style aipamena

Richards, R K. Digital Design. New York: John Wiley, 1971.

MLA aipamena

Richards, R K. Digital Design. John Wiley, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.