Kelley, Tom, 1955- Creative confidence : unleashing the creative potential within us all / Tom Kelley & David Kelley - London : William Collins, 2014 - 288 pŕgines : ilˇlustracions ; 20 centímetres ISBN: 0007517971 9780007517978 9780008139384 Subjects--Topical Terms: CreativitatCreativitat en els negocis