APA

Soars L., Soars J., . (2005). New Headway. Upper-Intermediate. Oxford: Oxford University Press.

Chicago

Soars L, Soars J, . 2005. New Headway. Upper-Intermediate. Oxford: Oxford University Press.

Harvard

Soars L., Soars J., . (2005). New Headway. Upper-Intermediate. Oxford: Oxford University Press.

MLA

Soars L, Soars J, . New Headway. Upper-Intermediate. Oxford: Oxford University Press. 2005.