APA (7th ed.) Citation

Willmott, L., Christensen, S., & Butler, D. (2005). Contract law (2. ed.). Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Willmott, Lindy, Sharon Christensen, and Des Butler. Contract Law. 2. ed. Melbourne [u.a.]: Oxford Univ. Press, 2005.

MLA (9th ed.) Citation

Willmott, Lindy, et al. Contract Law. 2. ed. Oxford Univ. Press, 2005.