APA (7th ed.) Citation

Richards, J. C., Hull, J., & Proctor, S. (2013). Interchange: Student´s book (4th edición.). Cambridge University Press.

Chicago Style (17th ed.) Citation

Richards, Jack C., Jonathan Hull, and Susan Proctor. Interchange: Student´s Book. 4th edición. New York: Cambridge University Press, 2013.

MLA (9th ed.) Citation

Richards, Jack C., et al. Interchange: Student´s Book. 4th edición. Cambridge University Press, 2013.