APA (7th ed.) Citation

Jakeman, V., & McDowell, C. (2004). Step up to IELTS. Cambridge University Press.

Chicago Style (17th ed.) Citation

Jakeman, Vanessa, and Clare McDowell. Step Up to IELTS. Cambridge: Cambridge University Press, 2004.

MLA (9th ed.) Citation

Jakeman, Vanessa, and Clare McDowell. Step Up to IELTS. Cambridge University Press, 2004.