APA (7th ed.) Citation

Duff, A. (c1993). Punishment. The international research library of philosophy.

Chicago Style (17th ed.) Citation

Duff, Antony. "Punishment." The International Research Library of Philosophy c1993.

MLA (9th ed.) Citation

Duff, Antony. "Punishment." The International Research Library of Philosophy, c1993.

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