APA (7th ed.) Citation
Kahn, F. (1956). Design of the universe: The heavens and the earth (3a ed.). Crown Publishers.
Chicago Style (17th ed.) Citation
Kahn, Fritz. Design of the Universe: The Heavens and the Earth. 3a ed. New York: Crown Publishers, 1956.
MLA (9th ed.) Citation
Kahn, Fritz. Design of the Universe: The Heavens and the Earth. 3a ed. Crown Publishers, 1956.
Warning: These citations may not always be 100% accurate.