Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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