Dudeney, G., & Ur, P. (2007). The Internet and the language classroom (Second edition.). Cambridge University Press.

Dudeney, Gavin, and Penny Ur. The Internet and the Language Classroom. Second edition. Cambridge ; New York: Cambridge University Press, 2007.

Dudeney, Gavin, and Penny Ur. The Internet and the Language Classroom. Second edition. Cambridge University Press, 2007.