Wipada Unlumlert. (2007) Criteria creation for management evalvation of Thai home stay : a case study of Ubonratchathani province, Thailand. Mahidol University,:ม.ป.ท.Wipada Unlumlert. 2007. Criteria creation for management evalvation of Thai home stay : a case study of Ubonratchathani province, Thailand. ม.ป.ท.:Mahidol University,;Wipada Unlumlert. Criteria creation for management evalvation of Thai home stay : a case study of Ubonratchathani province, Thailand. ม.ป.ท.:Mahidol University, 2007. Print.