Visocky O'Grady, J., & Visocky O'Grady, K. (2006). A designer's research manual: Succeed in design by knowing your clients and what they really need. Rockport Publishers.
Citace podle Chicago (17th ed.)Visocky O'Grady, Jennifer, a Kenneth Visocky O'Grady. A Designer's Research Manual: Succeed in Design by Knowing Your Clients and What They Really Need. Gloucester: Rockport Publishers, 2006.
Citace podle MLA (9th ed.)Visocky O'Grady, Jennifer, a Kenneth Visocky O'Grady. A Designer's Research Manual: Succeed in Design by Knowing Your Clients and What They Really Need. Rockport Publishers, 2006.
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