APA (7th ed.) Zitazioa

ARL: A Bimonthly Report on Research Library Issues & Actions. Association of Research Libraries.

Chicago Style (17th ed.) Zitazioa

ARL: A Bimonthly Report on Research Library Issues & Actions. Association of Research Libraries.

MLA (9th ed.) Zitazioa

ARL: A Bimonthly Report on Research Library Issues & Actions. Association of Research Libraries.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.