APA (7th ed.) Citation

Slapper, G., & Kelly, D. (1997). Principles of the English legal system (3rd ed.). Cavendish.

Chicago Style (17th ed.) Citation

Slapper, Gary, and David Kelly. Principles of the English Legal System. 3rd ed. London ; Sydney: Cavendish, 1997.

MLA (9th ed.) Citation

Slapper, Gary, and David Kelly. Principles of the English Legal System. 3rd ed. Cavendish, 1997.