I.R. · Ingrid Siebert · S R
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Tolley's Risk Assessment Workbook Series: Education | 978-0-7545-1891-4 (0-7545-1891-4) | 2003 |
| Tolley's Risk Assessment Workbook Series: Manufacturing | 978-0-7545-1888-4 (0-7545-1888-4) | 2003 |