Soars, J. (1991). Headway Pre-intermediate: Student's book. Oxford: Oxford University Press.
Style de citation ChicagoSoars, John. Headway Pre-intermediate: Student's Book. Oxford: Oxford University Press, 1991.
Style de citation MLASoars, John. Headway Pre-intermediate: Student's Book. Oxford: Oxford University Press, 1991.
Attention : ces citations peuvent ne pas être correctes à 100%.