Bibliografia principal:
Eissen K., Steur R. (2007), Sketching: Drawing Techniques for Product Designers, Amsterdam: Bis
Olofsson, E., Sjolen, K. (2005), Design Sketching, Sundsvall: Keeos Design Books
Klara Sjolen (2011), Learning Curves, Sundsvall: Keeos Design Books
Bouroullec, R., Windlin, C., & Bouroullec, E. (2013). Ronan and Erwan Bouroullec Drawing. Zurich: JRP Ringier Kunstverlag Ag.
Hudson, J. (2011), Process. London: Laurence King Publishers.