Ur, P. (1999). A course in language teaching: Trainee book. Cambridge University Press.
Chicago-referens (17:e uppl.)Ur, Penny. A Course in Language Teaching: Trainee Book. Cambridge, U.K. ; New York: Cambridge University Press, 1999.
MLA-referens (8:e uppl.)Ur, Penny. A Course in Language Teaching: Trainee Book. Cambridge University Press, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.