Cita APA

Soars, J., & Soars, L. (1986). Headway: Teacher's Book-Intermediate. Oxford: Oxford University Press.

Chicago Style Citation

Soars, John., i Liz Soars. Headway: Teacher's Book-Intermediate. Oxford: Oxford University Press, 1986.

Cita MLA

Soars, John., i Liz Soars. Headway: Teacher's Book-Intermediate. Oxford: Oxford University Press, 1986.

Atenció: Aquestes cites poden no estar 100% correctes.