APA

SOARS L., SOARS J., . (2003). New Headway. Oxford: Oxford University Press.

Chicago

SOARS Liz, SOARS John, . 2003. New Headway. Oxford: Oxford University Press.

Harvard

SOARS L., SOARS J., . (2003). New Headway. Oxford: Oxford University Press.

MLA

SOARS Liz, SOARS John, . New Headway. Oxford: Oxford University Press. 2003.