R. B ยท Richard B.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Teaching and Learning the English Language | 978-1-4742-9042-5 (1-4742-9042-6) | 2018 |
| Teaching and Learning the English Language: A Problem-Solving Approach | 978-1-4742-9043-2 (1-4742-9043-4) | 2018 |