Wachira Lawpradit
<p>Faculty of Business Administration, Faculty of Business Administration and Liberal Art, Rajamangala University of<br />Technology Lanna Lampang, Lampang</p> Thailand
Surapong Petharn
Department of Computer, Faculty of Science, Lampang Rajabhat University, Lampang Thailand
Weerasak Fongngen
Faculty of Rajabaht Lampang University Thailand