Ferguson, K. (2012). Stephen Hawking: His life and work : the story and science of one of the most extraordinary, celebrated and courageous figures of our time. Bantam.
Cita Chicago (17th ed.)Ferguson, Kitty. Stephen Hawking: His Life and Work : The Story and Science of One of the Most Extraordinary, Celebrated and Courageous Figures of Our Time. London: Bantam, 2012.
Cita MLA (8th ed.)Ferguson, Kitty. Stephen Hawking: His Life and Work : The Story and Science of One of the Most Extraordinary, Celebrated and Courageous Figures of Our Time. Bantam, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.