APA aipamena

Campbell, C. (2013). Campbell, Colin, Collection. DigitalGeorgetown.

Chicago Style aipamena

Campbell, Colin. Campbell, Colin, Collection. Washington, D.C.: DigitalGeorgetown, 2013.

MLA aipamena

Campbell, Colin. Campbell, Colin, Collection. DigitalGeorgetown, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.