APA (7th ed.) Citation

Koppes, S. N. (2004). Killer Rocks From Outer Space: Asteroids, Comets, And Meteorites. Twenty-First Century Books.

Chicago Style (17th ed.) Citation

Koppes, Steven N. Killer Rocks From Outer Space: Asteroids, Comets, And Meteorites. Twenty-First Century Books, 2004.

MLA (8th ed.) Citation

Koppes, Steven N. Killer Rocks From Outer Space: Asteroids, Comets, And Meteorites. Twenty-First Century Books, 2004.

Warning: These citations may not always be 100% accurate.