APA (7th ed.) Citation

Willmott, L., Christensen, S., Butler, D., & Fisher, S. (2001). Contract law. Oxford University Press.

Chicago Style (17th ed.) Citation

Willmott, Lindy, Sharon Christensen, Des Butler, and Simon Fisher. Contract Law. Victoria: Oxford University Press, 2001.

MLA (9th ed.) Citation

Willmott, Lindy, et al. Contract Law. Oxford University Press, 2001.