Cain, S. (2012). Quiet: The power of introverts in a world that can't stop talking. Crown Publishers.
Chicago-referens (17:e uppl.)Cain, Susan. Quiet: The Power of Introverts in a World That Can't Stop Talking. New York: Crown Publishers, 2012.
MLA-referens (9:e uppl.)Cain, Susan. Quiet: The Power of Introverts in a World That Can't Stop Talking. Crown Publishers, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.