Soars, J., & Soars, L. (1988). Headway - Upper-intermediate: Student's book. Oxford: Oxford University Press.
Style de citation ChicagoSoars, John, et Liz Soars. Headway - Upper-intermediate: Student's Book. Oxford: Oxford University Press, 1988.
Style de citation MLASoars, John, et Liz Soars. Headway - Upper-intermediate: Student's Book. Oxford: Oxford University Press, 1988.
Attention : ces citations peuvent ne pas être correctes à 100%.