Kanjanar Pintakham และ Wattasit Siriwong. (2014) EFFECTIVENESS OF THE MULTIDIMENSIONAL ERGONOMIC INTERVENTION (MEI) MODEL TO REDUCE MUSCULOSKELETAL DISCOMFORT AMONG STREET SWEEPERS. Chulalongkorn University:ม.ป.ท.Kanjanar Pintakham และ Wattasit Siriwong. 2014. EFFECTIVENESS OF THE MULTIDIMENSIONAL ERGONOMIC INTERVENTION (MEI) MODEL TO REDUCE MUSCULOSKELETAL DISCOMFORT AMONG STREET SWEEPERS. ม.ป.ท.:Chulalongkorn University;Kanjanar Pintakham และ Wattasit Siriwong. EFFECTIVENESS OF THE MULTIDIMENSIONAL ERGONOMIC INTERVENTION (MEI) MODEL TO REDUCE MUSCULOSKELETAL DISCOMFORT AMONG STREET SWEEPERS. ม.ป.ท.:Chulalongkorn University, 2014. Print.