Soars, J., & Soars, L. (2003). New Headway: Intermediate student's book (The new edition.). Oxford University Press.
Citação norma ChicagoSoars, John, and Liz Soars. New Headway: Intermediate Student's Book. The new edition. Oxford: Oxford University Press, 2003.
Citação norma MLASoars, John, and Liz Soars. New Headway: Intermediate Student's Book. The new edition. Oxford University Press, 2003.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.