Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Fitch, W. T. (2010). The evolution of language. Cambridge University Press.
Chicago Style (17th ed.) Zitazioa
Fitch, W. Tecumseh. The Evolution of Language. Cambridge: Cambridge University Press, 2010.
MLA (9th ed.) Zitazioa
Fitch, W. Tecumseh. The Evolution of Language. Cambridge University Press, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.