Ur, P. (1991). A course in language teaching: Practice and theory. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Ur, Penny. A Course in Language Teaching: Practice and Theory. Cambridge [England] ; New York: Cambridge University Press, 1991.
Lua MLA (8ú heag.)Ur, Penny. A Course in Language Teaching: Practice and Theory. Cambridge University Press, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.