Cita APA

Shields, C., & Richards, J. C. 1. (1998). New interchange: Improve your English with over 140 fun activities. Cambridge: Cambridge University Press.

Citación estilo Chicago

Shields, Charles, y Jack C. 1943- Richards. New Interchange: Improve Your English With Over 140 Fun Activities. Cambridge: Cambridge University Press, 1998.

Cita MLA

Shields, Charles, y Jack C. 1943- Richards. New Interchange: Improve Your English With Over 140 Fun Activities. Cambridge: Cambridge University Press, 1998.