APA (7th ed.) Citation

Playfair, G. (1971). The punitive obsession: An unvarnished history of the English prison system. Gollancz.

Chicago Style (17th ed.) Citation

Playfair, Giles. The Punitive Obsession: An Unvarnished History of the English Prison System. London: Gollancz, 1971.

MLA (9th ed.) Citation

Playfair, Giles. The Punitive Obsession: An Unvarnished History of the English Prison System. Gollancz, 1971.

Warning: These citations may not always be 100% accurate.