Colvin, G. (2010). Talent is Overrated. Portfolio-Penguin Books.
Čikaški stil citiranja (17. izdanje)Colvin, Geoff. Talent Is Overrated. London: Portfolio-Penguin Books, 2010.
MLA način citiranja (9. izdanje)Colvin, Geoff. Talent Is Overrated. Portfolio-Penguin Books, 2010.
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