Roam, D. (2009). The back of the napkin: Solving problems and selling ideas with pictures. London: Marshall Cavendish.
Chicago Style CitationRoam, Dan. The Back of the Napkin: Solving Problems and Selling Ideas With Pictures. London: Marshall Cavendish, 2009.
MLA CitationRoam, Dan. The Back of the Napkin: Solving Problems and Selling Ideas With Pictures. London: Marshall Cavendish, 2009.
Warning: These citations may not always be 100% accurate.