APA (7th ed.) Citation

Gott, J. R., & Vanderbei, R. J. (2011). Sizing up the universe: The cosmos in perspective. National Geographic.

Chicago Style (17th ed.) Citation

Gott, J. Richard., and Robert J. Vanderbei. Sizing Up the Universe: The Cosmos in Perspective. Washington, D.C: National Geographic, 2011.

MLA (9th ed.) Citation

Gott, J. Richard., and Robert J. Vanderbei. Sizing Up the Universe: The Cosmos in Perspective. National Geographic, 2011.