| title | ISBN-13 | year of publication |
|---|---|---|
| Improving Your Thai Pronunciation | 978-1-887521-26-0 | 2003 |
| Speak Like A Thai Volume 1 - Contemporary Thai Expressions | 978-1-887521-39-0 | 2007 |
| Speak Like A Thai Volume 4 - Heart Words | 978-1-887521-76-5 | 2008 |
| Speak Like A Thai Volume 5 - Northeastern Dialect | 978-1-887521-77-2 | 2008 |
| Thai for Intermediate Learners | 978-1-887521-45-1 | 1998 |
B. B. · B. Becker · B.P. Becker · Benjawan Becker · Benjawan Poomsan Becker · P Becker