APA

Soars L., Soars J., Sayer M. & May P. (2010). New Headway. Upper-Intermediate. New York: Oxford University Press.

Chicago

Soars L, Soars J, Sayer M and May P. 2010. New Headway. Upper-Intermediate. New York: Oxford University Press.

Harvard

Soars L., Soars J., Sayer M. and May P. (2010). New Headway. Upper-Intermediate. New York: Oxford University Press.

MLA

Soars L, Soars J, Sayer M and May P. New Headway. Upper-Intermediate. New York: Oxford University Press. 2010.