کتاب های Benjawan Poomsan Becker

Lao for Beginners
Benjawan Poomsan Becker, Buasawan Simmala, 2003
Thai for Intermediate Learners
Benjawan Poomsan Becker, 1998
Thai for Beginners
Benjawan Poomsan Becker, 1995
Speak Like a Thai, Vol. 1: Contemporary Thai Expressions
Benjawan Poomsan Becker, 2007
Improving Your Thai Pronunciation (with Audio)
Benjawan Poomsan Becker, 2003
Speak Like a Thai, Vol. 1: Contemporary Thai Expressions (with Audio)
Benjawan Poomsan Becker, 2007