Swan, M., & Walter, C. (1988). The Cambridge English course 1: Practice book [with key]. Cambridge: Cambridge University Press.
Style de citation ChicagoSwan, Michael, et Catherine Walter. The Cambridge English Course 1: Practice Book [with Key]. Cambridge: Cambridge University Press, 1988.
Style de citation MLASwan, Michael, et Catherine Walter. The Cambridge English Course 1: Practice Book [with Key]. Cambridge: Cambridge University Press, 1988.
Attention : ces citations peuvent ne pas être correctes à 100%.