The Journal of King Mongkut's University of Technology North Bangkok
วารสารวิชาการพระจอมเกล้าพระนครเหนือ

Supatta Pinthapataya
Department of Industrial Business and Human Resource Development, Faculty of Business and Industrial Development, King Mongkut's University of Technology North Bangkok, Bangkok
Thailand

Jutharat Pinthapataya
Department of Industrial Business and Human Resource Development, Faculty of Business and Industrial Development, King Mongkut's University of Technology North Bangkok, Bangkok
Thailand

Parinya Saknavee
Work D Production Co., Ltd., Nonthaburi
Thailand