Cain, S. (2012). Quiet: The power of introverts in a world that can't stop talking. Crown Publishers.
Cita Chicago (17th ed.)Cain, Susan. Quiet: The Power of Introverts in a World That Can't Stop Talking. New York: Crown Publishers, 2012.
Cita MLA (9th ed.)Cain, Susan. Quiet: The Power of Introverts in a World That Can't Stop Talking. Crown Publishers, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.