APA ציטוט

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

Chicago Edition Citation

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

ציטוט MLA

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