| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| 50 Things to Draw: 50 Creative Projects to Unleash your Drawing Skills | 978-1-84543-593-6 (1-84543-593-1) | 2015 |
| 50 Things to Draw: 50 Creative Projects to Unleash Your Drawing Skills | 978-1-4351-4611-2 (1-4351-4611-5) | 2013 |
| Artistic Fitness: 50 Quick Exercises to Shape Up Your Drawing Skills | 978-1-60058-132-8 (1-60058-132-3) | 2009 |
Apple Press · Barnes & Noble · Walter Foster Publishing