APA (7th ed.) Citation

Fry, C. (1951). A sleep of prisoners: A play. Oxford University Press.

Chicago Style (17th ed.) Citation

Fry, Christopher. A Sleep of Prisoners: A Play. London: Oxford University Press, 1951.

MLA (9th ed.) Citation

Fry, Christopher. A Sleep of Prisoners: A Play. Oxford University Press, 1951.