Citazione Stile APA (7a Edizione)

Ur, P. (2010). Teaching listening comprehension. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Ur, Penny. Teaching Listening Comprehension. Cambridge ; New York ; New Delhi: Cambridge University Press, 2010.

Citatione MLA (8a ed.)

Ur, Penny. Teaching Listening Comprehension. Cambridge University Press, 2010.