APA-referens (7:e uppl.)
Pei, E., & Self, J. A. Product Design and the Role of Representation: Foundations for Design Thinking in Practice. CRC Press.
Chicago-referens (17:e uppl.)
Pei, Eujin, och James Andrew Self. Product Design and the Role of Representation: Foundations for Design Thinking in Practice. Boca Ratón, EUA: CRC Press.
MLA-referens (9:e uppl.)
Pei, Eujin, och James Andrew Self. Product Design and the Role of Representation: Foundations for Design Thinking in Practice. CRC Press.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.