Cain, S. (2012). Quiet: The power of introverts in a world that can't stop talking. Crown Pub..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCain, Susan. Quiet: The Power of Introverts in a World That Can't Stop Talking. New York: Crown Pub., 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCain, Susan. Quiet: The Power of Introverts in a World That Can't Stop Talking. Crown Pub., 2012.
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