APA (7th ed.) Citation

Hardy, A. C., Harvie, R., & Koestler, A. (1973). The challenge of chance: Experiments and speculations (1. publ.). Hutchinson.

Chicago Style (17th ed.) Citation

Hardy, Alister Clavering, Robert Harvie, and Arthur Koestler. The Challenge of Chance: Experiments and Speculations. 1. publ. London: Hutchinson, 1973.

MLA (9th ed.) Citation

Hardy, Alister Clavering, et al. The Challenge of Chance: Experiments and Speculations. 1. publ. Hutchinson, 1973.