This thesis is a part of the Department of education based on the Bachelor's degree course.The branch line the branch operating technology or marketing.Nong Khai vocational college academic year 2558The copyright of the vocational college of Nong Khai
This thesis is a part of education as bachelor's degree.Degree in marketing or operationalVocational college students, 2558 Nong Khai.Copyright of the Vocational College of Nong Khai.