APA aipamena

Crystal, D. (1987). The Cambridge encyclopedia of language. Cambridge University Press.

Chicago Style aipamena

Crystal, David. The Cambridge Encyclopedia of Language. Cambridge: Cambridge University Press, 1987.

MLA aipamena

Crystal, David. The Cambridge Encyclopedia of Language. Cambridge University Press, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.