APA (7th ed.) Citation

May, P. P., & Martin, J. J. (2004). Knockout first certificate: Teacher's book. University Press.

Chicago Style (17th ed.) Citation

May, P. Peter, and J. Jackie Martin. Knockout First Certificate: Teacher's Book. Oxford: University Press, 2004.

MLA (8th ed.) Citation

May, P. Peter, and J. Jackie Martin. Knockout First Certificate: Teacher's Book. University Press, 2004.