| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| An English-Spoken Khmer Dictionary: With Romanized Writing System, Usage and Idioms, and Notes on Khmer Speech and Grammar | 978-0-7103-0514-5 (0-7103-0514-1) | 1996 |
| Commercial laws of the Middle East | 978-0-379-20467-4 (0-379-20467-3) | 1980 |