John Soars. (1987). Headway: Intermediate workbook. London: Oxford Univ. Press.
Style de citation ChicagoJohn Soars. Headway: Intermediate Workbook. London: Oxford Univ. Press, 1987.
Style de citation MLAJohn Soars. Headway: Intermediate Workbook. London: Oxford Univ. Press, 1987.
Attention : ces citations peuvent ne pas être correctes à 100%.