APA (7th ed.) Citation

Soars. (1999). New headway English course. Oxford University Press.

Chicago Style (17th ed.) Citation

Soars. New Headway English Course. Oxford: Oxford University Press, 1999.

MLA (9th ed.) Citation

Soars. New Headway English Course. Oxford University Press, 1999.

Warning: These citations may not always be 100% accurate.