Richards, J. C. (2013). Four corners: Student's book. Cambridge: Cambridge University Press.
Style de citation ChicagoRichards, Jack C. Four Corners: Student's Book. Cambridge: Cambridge University Press, 2013.
Style de citation MLARichards, Jack C. Four Corners: Student's Book. Cambridge: Cambridge University Press, 2013.
Attention : ces citations peuvent ne pas être correctes à 100%.