Cita APA (7a ed.)

Collins, H. (2003). The law of contract (4th ed.). LexisNexis.

Cita Chicago Style (17a ed.)

Collins, Hugh. The Law of Contract. 4th ed. London: LexisNexis, 2003.

Cita MLA (9a ed.)

Collins, Hugh. The Law of Contract. 4th ed. LexisNexis, 2003.