APA (7th ed.) Citation

Steinhardt, P. J., & Turok, N. (2007). Endless universe: Beyond the Big Bang. Doubleday.

Chicago Style (17th ed.) Citation

Steinhardt, Paul J., and Neil Turok. Endless Universe: Beyond the Big Bang. New York: Doubleday, 2007.

MLA (8th ed.) Citation

Steinhardt, Paul J., and Neil Turok. Endless Universe: Beyond the Big Bang. Doubleday, 2007.