APA引文

Ur, P. A couse in language teaching: Practice and theory. Cambridge: Cambridge Univesity press.

Trích dẫn kiểu Chicago

Ur, Penny. A Couse in Language Teaching: Practice and Theory. Cambridge: Cambridge Univesity press.

MLA引文

Ur, Penny. A Couse in Language Teaching: Practice and Theory. Cambridge: Cambridge Univesity press.

警告：這些引文格式不一定是100％准確.