Arunothai Juntavong และ Martin Goerlich. (2014) The factors affecting the satisfaction of tourists who use thai spa service area of Bangkok. Stamford International University:ม.ป.ท.Arunothai Juntavong และ Martin Goerlich. 2014. The factors affecting the satisfaction of tourists who use thai spa service area of Bangkok. ม.ป.ท.:Stamford International University;Arunothai Juntavong และ Martin Goerlich. The factors affecting the satisfaction of tourists who use thai spa service area of Bangkok. ม.ป.ท.:Stamford International University, 2014. Print.