Ketsingha, Wichien

• Vol 9, No 1 (2018): January - April 2018 - Academic Articles
  The Development of Training Course for Department Heads in Colleges under Office of the Vocational Education Commission based on Particular Competencies
  Abstract  PDF
• Vol 11, No 2 (2020): May - August 2020 - Research Articles
  Marketing Mix Factors Affecting to Decision Making on Using Car Maintenance Service Center
  Abstract  PDF