| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2000 | 978-0-9678979-0-5 | Richard Thompson · Ofa Thompson · Tonga language · Dictionaries · English · Oceanic & Australian Languages · Foreign Language Study · References | The Student's English-Tongan and Tongan-English Dictionary |
| 2003 | 978-0-9678979-1-2 | Richard Thompson · Ofa Thompson | Ko' Eku Tohi Lau Fika |
| 2004 | 978-0-9678979-2-9 | '' | Ko'eku Tohi 'oe Fanga Manu |