APA (7th ed.) Citation

Kaufmann, W. J. (1980). Black holes and warped spacetime. Bantam Books.

Chicago Style (17th ed.) Citation

Kaufmann, William J. Black Holes and Warped Spacetime. New York: Bantam Books, 1980.

MLA (9th ed.) Citation

Kaufmann, William J. Black Holes and Warped Spacetime. Bantam Books, 1980.