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1Dahkki Christensen, Clayton M.Fáttát “...Creative ability in business....”
Almmustuhtton 1997
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2Dahkki Christensen, Clayton M.Fáttát “...Creative ability in business....”
Almmustuhtton 2003
Girji -
3Dahkki Christensen, Clayton M.Fáttát “...Creative ability in business....”
Almmustuhtton 2011
Girji