Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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