| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Spirit of Color: A Sensory Meditation Guide to Creative Expression | 978-0-8230-9911-5 (0-8230-9911-3) | 2008 |
| Spirit of Drawing: A Sensory Meditation Guide to Creative Expression | 978-0-8230-3212-9 (0-8230-3212-4) | 2007 |