Roam, D. (2009). The back of the napkin: Solving problems and selling ideas with pictures. Marshall Cavendish.
Style de citation Chicago (17e éd.)Roam, Dan. The Back of the Napkin: Solving Problems and Selling Ideas with Pictures. London: Marshall Cavendish, 2009.
Style de citation MLA (8e éd.)Roam, Dan. The Back of the Napkin: Solving Problems and Selling Ideas with Pictures. Marshall Cavendish, 2009.
Attention : ces citations peuvent ne pas être correctes à 100%.