Dyfyniad APA
Richards, J. C. (2002). Changes: English for international communication. Cambridge university press.
Dyfyniad Arddull Chicago
Richards, Jack C. Changes: English for International Communication. Cambridge: Cambridge university press, 2002.
Dyfyniad MLA
Richards, Jack C. Changes: English for International Communication. Cambridge university press, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.