APA Edition Citation

Car Sagan. (1997). Billions and billions: Thoughts on life and death at the brink of the millennium. Random House.

Chicago Edition Citation

Car Sagan. Billions and Billions: Thoughts on Life and Death at the Brink of the Millennium. New York: Random House, 1997.

MLA Edition Citation

Car Sagan. Billions and Billions: Thoughts on Life and Death at the Brink of the Millennium. Random House, 1997.

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