| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2011 | 978-0-9823223-1-4 | Sandra Betzina | Power Sewing Toolbox 1 (Tips & Techniques Not Found In Patterns) by Sandra Betzina (2011) Hardcover-spiral |
| '' | 978-0-9823223-2-1 | Sandra Betzina | Power Sewing Toolbox 2 (Tips & Techniques Not Found In Patterns) |