APA aipamena

Nunan, D. (1992). Research methods in language learning. New York: Cambridge University Press.

Chicago Style aipamena

Nunan, David. Research Methods in Language Learning. New York: Cambridge University Press, 1992.

MLA aipamena

Nunan, David. Research Methods in Language Learning. New York: Cambridge University Press, 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.