APA (7th ed.) Citation

Hawking, S., Miller, R., & Sagan, C. (1989). A brief history of time: From the big bang to black holes. Bantam Books.

Chicago Style (17th ed.) Citation

Hawking, Stephen, Ron Miller, and Carl Sagan. A Brief History of Time: From the Big Bang to Black Holes. Toronto New York: Bantam Books, 1989.

MLA (8th ed.) Citation

Hawking, Stephen, et al. A Brief History of Time: From the Big Bang to Black Holes. Bantam Books, 1989.