Ekapach Sithitriwat. 2007. Shop floor control improvement for a music instrument factory. Field of Study Engineering Management, Chulalongkorn University;
Ekapach Sithitriwat. (2007) Shop floor control improvement for a music instrument factory . Chulalongkorn University/Bangkok.
Ekapach Sithitriwat. Shop floor control improvement for a music instrument factory. . Bangkok:Chulalongkorn University, 2007.
Ekapach Sithitriwat. (2007) Shop floor control improvement for a music instrument factory . Chulalongkorn University/Bangkok.