AFFLERBACH, F. (2014). Fundamentals of presentation: Freehand drawing. Birkhäuser.
Cita Chicago (17th ed.)AFFLERBACH, Florian. Fundamentals of Presentation: Freehand Drawing. Birkhäuser, 2014.
Cita MLA (9th ed.)AFFLERBACH, Florian. Fundamentals of Presentation: Freehand Drawing. Birkhäuser, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.