Cita APA

Richards, J. C. (1998). Changes: English for international communication : INTRO teacher's book. Cambridge University Press.

Citación estilo Chicago

Richards, Jack C. Changes: English for International Communication : INTRO Teacher's Book. Cambridge University Press, 1998.

Cita MLA

Richards, Jack C. Changes: English for International Communication : INTRO Teacher's Book. Cambridge University Press, 1998.