Richards, J. C., & Rodgers, T. S. [ca. 2014]. Approaches and methods in language teaching. In Cambridge language teaching library (Third edition) [Book]. Cambridge: Cambridge University Press.

RICHARDS, Jack C. und RODGERS, Theodore S., 2014. Approaches and methods in language teaching. Third edition. Cambridge: Cambridge University Press. ISBN 9781107675964.

Richards, J. C., und T. S. Rodgers. „Approaches and methods in language teaching“. Cambridge language teaching library, Third edition, book, Cambridge University Press, 2014.

Richards, Jack C./Rodgers, Theodore S.: Approaches and methods in language teaching, Third edition. Aufl. Cambridge 2014.

Richards, J.C. und Rodgers, T.S. (2014), Approaches and methods in language teaching, Cambridge language teaching library, Third edition., Bd. , Cambridge University Press, Cambridge.