APA (7th ed.) Citation

Sim, R. S., & Powell-Smith, V. (1969). Questions and answers on general principles of English law. Butterworths.

Chicago Style (17th ed.) Citation

Sim, Raymond S., and Vincent Powell-Smith. Questions and Answers on General Principles of English Law. London: Butterworths, 1969.

MLA (9th ed.) Citation

Sim, Raymond S., and Vincent Powell-Smith. Questions and Answers on General Principles of English Law. Butterworths, 1969.