APA (7th ed.) Citation

Fergusan, K. (1991). Stephen Hawking: Quest for a theory of everything. Bantam Books.

Chicago Style (17th ed.) Citation

Fergusan, Kitty. Stephen Hawking: Quest for a Theory of Everything. New York: Bantam Books, 1991.

MLA (9th ed.) Citation

Fergusan, Kitty. Stephen Hawking: Quest for a Theory of Everything. Bantam Books, 1991.

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