Soars, J., & Soars, L. (1989). Headway advanced: Workbook. New York: Oxford University Press.
Style de citation ChicagoSoars, John, et Liz Soars. Headway Advanced: Workbook. New York: Oxford University Press, 1989.
Style de citation MLASoars, John, et Liz Soars. Headway Advanced: Workbook. New York: Oxford University Press, 1989.
Attention : ces citations peuvent ne pas être correctes à 100%.