APA Edition Citation

Arthur Koestler & Daphne Hardy. (1994). Darkness at noon. Vintage.

Chicago Edition Citation

Arthur Koestler and Daphne Hardy. Darkness at Noon. London: Vintage, 1994.

MLA Edition Citation

Arthur Koestler and Daphne Hardy. Darkness at Noon. Vintage, 1994.

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