Ingeborg Thoma ยท Ingvald Thuen
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Color the Inspirational quotes: Motivational & inspirational adult coloring book: Turn your stress into success and color fun typography! | 978-1-5355-3436-9 (1-5355-3436-2) | 2016 |