Kelley, T., & Littman, J. (2004). The art of innovation: Lessons in creativity from IDEO,America's leading design firm. Profile books.
Styl cytowania ChicagoKelley, Tom, i Jonathan Littman. The Art of Innovation: Lessons in Creativity from IDEO,America's Leading Design Firm. London: Profile books, 2004.
Styl cytowania MLAKelley, Tom, i Jonathan Littman. The Art of Innovation: Lessons in Creativity from IDEO,America's Leading Design Firm. Profile books, 2004.
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