APA (7th ed.) Citation

Boslough, J. (1989). Stephen Hawking's universe: An introduction to the most remarkable scientist of our time. Avon Books.

Chicago Style (17th ed.) Citation

Boslough, John. Stephen Hawking's Universe: An Introduction to the Most Remarkable Scientist of Our Time. New York: Avon Books, 1989.

MLA (9th ed.) Citation

Boslough, John. Stephen Hawking's Universe: An Introduction to the Most Remarkable Scientist of Our Time. Avon Books, 1989.