Cita APA (7a ed.)

Beatson, J., Schrage, E. J. H., & Nicholas, B. (2003). Unjustified enrichment. Hart.

Cita Chicago Style (17a ed.)

Beatson, J., Eltjo J. H. Schrage, y Barry Nicholas. Unjustified Enrichment. Oxford [etc.]: Hart, 2003.

Cita MLA (9a ed.)

Beatson, J., et al. Unjustified Enrichment. Hart, 2003.