APA Style

Ferguson, Kitty. (2011). Stephen Hawking: His Life and Work (2011). London: Bantam Books.

Chicago Style

Ferguson, Kitty. Stephen Hawking: His Life and Work. 2011 London: Bantam Books, 2011. Buku Teks.

MLA Style

Ferguson, Kitty. Stephen Hawking: His Life and Work. 2011 London: Bantam Books, 2011. Buku Teks.

Turabian Style

Ferguson, Kitty. Stephen Hawking: His Life and Work. 2011 London: Bantam Books, 2011. Buku Teks.