Pollack, P. (2012). Who Was Steve Jobs? Penguin Books.
Cita Chicago (17th ed.)Pollack, P. Who Was Steve Jobs? Penguin Books, 2012.
Cita MLA (9th ed.)Pollack, P. Who Was Steve Jobs? Penguin Books, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.