Ur, P. A couse in language teaching: Practice and theory. Cambridge: Cambridge Univesity press.
Čikaški stil citiranjaUr, Penny. A Couse in Language Teaching: Practice and Theory. Cambridge: Cambridge Univesity press.
MLA način citiranjaUr, Penny. A Couse in Language Teaching: Practice and Theory. Cambridge: Cambridge Univesity press.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.