APA (7th ed.) Citation

Riordan, M., & Schramm, D. N. (1990). The shadows of creation: Dark matter and the structure of the universe. Freeman and Company.

Chicago Style (17th ed.) Citation

Riordan, Michael, and David N. Schramm. The Shadows of Creation: Dark Matter and the Structure of the Universe. New York: Freeman and Company, 1990.

MLA (9th ed.) Citation

Riordan, Michael, and David N. Schramm. The Shadows of Creation: Dark Matter and the Structure of the Universe. Freeman and Company, 1990.