Farrell, W. (1998). How hits happen: Forecasting predictability in a chaotic marketplace (First edition.). HarperBusiness.
Chicago-viite (17. p.)Farrell, Winslow. How Hits Happen: Forecasting Predictability in a Chaotic Marketplace. First edition. New York, NY: HarperBusiness, 1998.
MLA-viite (9. p.)Farrell, Winslow. How Hits Happen: Forecasting Predictability in a Chaotic Marketplace. First edition. HarperBusiness, 1998.
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