APA (7th ed.) Citation

Christensen, L. L., & Fosbury, R. A. (2006). Hubble 15 Years of Discovery. Springer.

Chicago Style (17th ed.) Citation

Christensen, Lars Lindberg, and Robert A. Fosbury. Hubble 15 Years of Discovery. New York, NY: Springer, 2006.

MLA (8th ed.) Citation

Christensen, Lars Lindberg, and Robert A. Fosbury. Hubble 15 Years of Discovery. Springer, 2006.