ULRICH KARL T. (2009). PRODUCT DESIGN AND DEVELOPMENT 3RD ED (4TH.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Chicago-referens (17:e uppl.)ULRICH KARL T. PRODUCT DESIGN AND DEVELOPMENT 3RD ED. 4TH. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2009.
MLA-referens (9:e uppl.)ULRICH KARL T. PRODUCT DESIGN AND DEVELOPMENT 3RD ED. 4TH. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.