Cita APA (7a ed.)

Duxbury, R. (1997). Contract in a nutshell (4th ed. / by robert Duxbury.). Sweet & Maxwell.

Cita Chicago Style (17a ed.)

Duxbury, Robert. Contract in a Nutshell. 4th ed. / by robert Duxbury. London: Sweet & Maxwell, 1997.

Cita MLA (9a ed.)

Duxbury, Robert. Contract in a Nutshell. 4th ed. / by robert Duxbury. Sweet & Maxwell, 1997.