APA (7th ed.) Citation

Stenger, V. J. (1988). Not by design: The origin of the universe. Prometheus Books.

Chicago Style (17th ed.) Citation

Stenger, Victor J. Not by Design: The Origin of the Universe. Buffalo, NY: Prometheus Books, 1988.

MLA (8th ed.) Citation

Stenger, Victor J. Not by Design: The Origin of the Universe. Prometheus Books, 1988.