Editors of ยท O.I.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Its Deductible: Tax Year 2004 Workbook | 978-0-9703230-9-5 (0-9703230-9-3) | 2004 |
| ItsDeductible Workbook for Tax Year 2005: The Blue Book for Donated Items | 978-0-9703230-7-1 (0-9703230-7-7) | 2005 |