Citazione Stile APA (7a Edizione)

Nunan, D. (1991). Language teaching methodology: A textbook for teachers. Prentice Hall.

Citazione stile Chigago Style (17a edizione)

Nunan, David. Language Teaching Methodology: A Textbook for Teachers. New York: Prentice Hall, 1991.

Citatione MLA (8a ed.)

Nunan, David. Language Teaching Methodology: A Textbook for Teachers. Prentice Hall, 1991.