APA引文

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

Chicago Style (17th ed.) Citation

Ferguson, Kitty. Stephen Hawking: Quest for a Theory of Everything. Toronto: Bantam, 1991.

MLA引文

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