APA aipamena

Ferguson, K. A. (1992). Stephen Hawking: Quest for a theory of everything.

Chicago Style aipamena

Ferguson, Kitty; Author. Stephen Hawking: Quest for a Theory of Everything. London, Bantam Books, 1992.

MLA aipamena

Ferguson, Kitty; Author. Stephen Hawking: Quest for a Theory of Everything. 1992.