Style de citation APA

Soars, J., & Soars, L. (1987). Headway upper - intermediate: Teacher's book. New York: Oxford University Press.

Style de citation Chicago

Soars, John, et Liz Soars. Headway Upper - Intermediate: Teacher's Book. New York: Oxford University Press, 1987.

Style de citation MLA

Soars, John, et Liz Soars. Headway Upper - Intermediate: Teacher's Book. New York: Oxford University Press, 1987.

Attention : ces citations peuvent ne pas être correctes à 100%.