Cita APA

Richards, J. C. 1., & Shields, C. (2005). Interchange full contact (3. edition.). Cambridge: Cambridge University Press.

Citación estilo Chicago

Richards, Jack C. 1943-, y Charles Shields. Interchange Full Contact. 3. edition. Cambridge: Cambridge University Press, 2005.

Cita MLA

Richards, Jack C. 1943-, y Charles Shields. Interchange Full Contact. 3. edition. Cambridge: Cambridge University Press, 2005.