APA (7th ed.) Citation

Birks, P. (2003). Unjust enrichment (1. publ.). Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Birks, Peter. Unjust Enrichment. 1. publ. Oxford [u.a.]: Oxford Univ. Press, 2003.

MLA (9th ed.) Citation

Birks, Peter. Unjust Enrichment. 1. publ. Oxford Univ. Press, 2003.

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