Gladwell, M. (2010). The tipping point: How little things can make a big difference. Abacus.
Chicago-čujuhus (17. p.)Gladwell, Malcolm. The Tipping Point: How Little Things Can Make a Big Difference. London: Abacus, 2010.
MLA-čujuhus (9. p.)Gladwell, Malcolm. The Tipping Point: How Little Things Can Make a Big Difference. Abacus, 2010.
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