APA Citatie

Ur, P., & Penny Ur. (1981). Discussions that work: Task-centred fluency practice. Cambridge,New York: Cambridge University Press.

Chicago Style citaat

Ur, Penny, en Penny Ur. Discussions That Work: Task-centred Fluency Practice. Cambridge,New York: Cambridge University Press, 1981.

MLA citatie

Ur, Penny, en Penny Ur. Discussions That Work: Task-centred Fluency Practice. Cambridge,New York: Cambridge University Press, 1981.

Let op: Deze citaties zijn niet altijd 100% accuraat.