APA (7th ed.) Citation

Hall Williams, J. E. (1970). The English penal system in transition. Butterworths.

Chicago Style (17th ed.) Citation

Hall Williams, John Eryl. The English Penal System in Transition. London: Butterworths, 1970.

MLA (9th ed.) Citation

Hall Williams, John Eryl. The English Penal System in Transition. Butterworths, 1970.