Citazione Stile APA (7a Edizione)

Nunan, D. (1996). Research methods in language learning. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Nunan, David. Research Methods in Language Learning. Nueva York, Estados Unidos: Cambridge University Press, 1996.

Citatione MLA (9a ed.)

Nunan, David. Research Methods in Language Learning. Cambridge University Press, 1996.