APA (7th ed.) Citation

Clube, V., & Napier, B. (1982). The cosmic serpent: A catastrophist view of earth history. Universe Books.

Chicago Style (17th ed.) Citation

Clube, Victor, and Bill Napier. The Cosmic Serpent: A Catastrophist View of Earth History. New York: Universe Books, 1982.

MLA (9th ed.) Citation

Clube, Victor, and Bill Napier. The Cosmic Serpent: A Catastrophist View of Earth History. Universe Books, 1982.