Citazione Stile APA (7a Edizione)

Nunan, D. (2003). Practical English language teaching. McGraw-Hill/Contemporary.

Citazione stile Chigago Style (17a edizione)

Nunan, David. Practical English Language Teaching. New York: McGraw-Hill/Contemporary, 2003.

Citatione MLA (8a ed.)

Nunan, David. Practical English Language Teaching. McGraw-Hill/Contemporary, 2003.