Gladwell, M. (2009). The tipping point: How little things can make a big difference. Abacus.
Chicago Style (17. basım) AtıfGladwell, Malcolm. The Tipping Point: How Little Things Can Make a Big Difference. London: Abacus, 2009.
MLA (9th ed.) AtıfGladwell, Malcolm. The Tipping Point: How Little Things Can Make a Big Difference. Abacus, 2009.
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