Nunan, D., & David Nunan. (1992). Research methods in language learning. Cambridge, New York: Cambridge Univ. Press.
Dyfyniad Arddull ChicagoNunan, David, và David Nunan. Research Methods in Language Learning. Cambridge, New York: Cambridge Univ. Press, 1992.
Dyfyniad MLANunan, David, và David Nunan. Research Methods in Language Learning. Cambridge, New York: Cambridge Univ. Press, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.