Brandt, R. L. (2009). The Google Guys. Penguin Books.
Cita Chicago (17th ed.)Brandt, Richard L. The Google Guys. Penguin Books, 2009.
Cita MLA (9th ed.)Brandt, Richard L. The Google Guys. Penguin Books, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.