Robertson, S., & Bertling, T. How to draw: Drawing and sketching objects and environments from your imagination.
Style de citation Chicago (17e éd.)Robertson, Scott, et Thomas Bertling. How to Draw: Drawing and Sketching Objects and Environments from Your Imagination.
Style de citation MLA (8e éd.)Robertson, Scott, et Thomas Bertling. How to Draw: Drawing and Sketching Objects and Environments from Your Imagination.
Attention : ces citations peuvent ne pas être correctes à 100%.