Richards, J. C., & Rodgers, T. S. (1993). Approaches and methods in language teaching (Ninth ed.). Cambridge: Cambridge Universty.
استشهاد بنمط شيكاغوRichards, Jack C., and Theodore S. Rodgers. Approaches and Methods in Language Teaching. Ninth ed. Cambridge: Cambridge Universty, 1993.
MLA استشهادRichards, Jack C., and Theodore S. Rodgers. Approaches and Methods in Language Teaching. Ninth ed. Cambridge: Cambridge Universty, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.