Achara Sayatanun. 2005. The quality of working life among the labor force in the agricultural sector. Field of Study Population Education, Mahidol University;
Achara Sayatanun. (2005) The quality of working life among the labor force in the agricultural sector . Mahidol University/Bangkok.
Achara Sayatanun. The quality of working life among the labor force in the agricultural sector. . Bangkok:Mahidol University, 2005.
Achara Sayatanun. (2005) The quality of working life among the labor force in the agricultural sector . Mahidol University/Bangkok.