APA (7th ed.) Zitazioa

Hershey. Whose Agency. University of Wisconsin Press.

Chicago Style (17th ed.) Zitazioa

Hershey. Whose Agency. University of Wisconsin Press.

MLA (9th ed.) Zitazioa

Hershey. Whose Agency. University of Wisconsin Press.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.