APA (7th ed.) Citation

Hardy, D., & Koestler, A. Darkness at noon / by Arthur Koestler ; translated by Daphne Hardy. London : Jonathan Cape, cop. 1940.

Chicago Style (17th ed.) Citation

Hardy, Daphne, and Arthur Koestler. Darkness at Noon / by Arthur Koestler ; Translated by Daphne Hardy. London : Jonathan Cape, cop. 1940.

MLA (8th ed.) Citation

Hardy, Daphne, and Arthur Koestler. Darkness at Noon / by Arthur Koestler ; Translated by Daphne Hardy. London : Jonathan Cape, cop. 1940.

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