Polyapipat, Pannarai, and Aaron Loh, Ph.D. 2015. “Tourists’ Understanding of Elephant Business in Tourism Industry: A Study of International Tourists in Chiang Mai Province, Thailand”. ABAC ODI JOURNAL Vision. Action. Outcome 2 (2). http://www.assumptionjournal.au.edu/index.php/odijournal/article/view/1555.