APA (7th ed.) Citation

Kaufmann, W. J. Universe 4.0. W. H. Freeman.

Chicago Style (17th ed.) Citation

Kaufmann, William J. Universe 4.0. New York: W. H. Freeman.

MLA (8th ed.) Citation

Kaufmann, William J. Universe 4.0. W. H. Freeman.

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