Não informado. (1984). Design Issues. University of Illinois at Chicago, School of Art and Design.
Chicago-referens (17:e uppl.)Não informado. Design Issues. Chicago, Ill: University of Illinois at Chicago, School of Art and Design, 1984.
MLA-referens (8:e uppl.)Não informado. Design Issues. University of Illinois at Chicago, School of Art and Design, 1984.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.