| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Dari / Pashto Phrasebook for Military Personnel | 978-1-929482-21-4 (1-929482-21-3) | 2011 | Robert F. Powers · Javed Momand |
| English-Dari Phrasebook for Aid Workers | 978-1-929482-09-2 (1-929482-09-4) | 2006 | Robert F. Powers |