| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Class-Bookof Etymology, Designed to Promote Precision in the Use, and Facilitate the Acquisition of a Knowledge of the English Language. | 978-1-142-22130-0 (1-142-22130-X) | 2010 |
| The First Book of Etymology: Designed to Promote Precision in the Use, and Facilitate the Acquisition of a Knowledge of the English Language, for Beginners | 978-1-141-23632-9 (1-141-23632-X) | 2009 |