APA (7th ed.) Citation

Isaacs, A. (1966). The survival of God in the scientific age. Penguin Books.

Chicago Style (17th ed.) Citation

Isaacs, Alan. The Survival of God in the Scientific Age. Harmondsworth, Middlesex, Eng: Penguin Books, 1966.

MLA (9th ed.) Citation

Isaacs, Alan. The Survival of God in the Scientific Age. Penguin Books, 1966.