Cita APA (7a ed.)

Ashworth, A. (2006). Principles of criminal law (5th ed.). University Press.

Cita Chicago Style (17a ed.)

Ashworth, Andrew. Principles of Criminal Law. 5th ed. Oxford [etc.]: University Press, 2006.

Cita MLA (9a ed.)

Ashworth, Andrew. Principles of Criminal Law. 5th ed. University Press, 2006.