Yule, G. (2010). The study of language (4th ed.). Cambridge University Press.
Chicago Style aipamenaYule, George. The Study of Language. 4th ed. Cambridge, UK ; New York: Cambridge University Press, 2010.
MLA aipamenaYule, George. The Study of Language. 4th ed. Cambridge University Press, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.