APA (7th ed.) Citation

Koestler, A., & Crossman, R. H. S. (1984). The God that failed. Ayer Co..

Chicago Style (17th ed.) Citation

Koestler, Arthur, and R. H. S. Crossman. The God That Failed. Salem, N.H.: Ayer Co., 1984.

MLA (9th ed.) Citation

Koestler, Arthur, and R. H. S. Crossman. The God That Failed. Ayer Co., 1984.