B.B. · B Becker · B.P. Becker · Benjamin B.
| title | media type | ISBN-13 | year of publica- tion |
|---|---|---|---|
| Improving Your Thai Pronunciation | Audio CD | 978-1-887521-26-0 | 2003 |
| Thai for Advanced Readers | Paperback | 978-1-887521-03-1 | 2000 |
| Thai for Beginners | " | 978-1-887521-00-0 | 1995 |
| Thai for Intermediate Learners | Audio CD | 978-1-887521-49-9 | 2004 |
| Thai for Intermediate Learners | Paperback | 978-1-887521-01-7 | 1998 |