Kuan-Ying Chen และ Tzung Cheng Huan. (2014) Developing the volunteer tourist's revisit intention midel:Taiwan experience. Maejo University:ม.ป.ท.Kuan-Ying Chen และ Tzung Cheng Huan. 2014. Developing the volunteer tourist's revisit intention midel:Taiwan experience. ม.ป.ท.:Maejo University;Kuan-Ying Chen และ Tzung Cheng Huan. Developing the volunteer tourist's revisit intention midel:Taiwan experience. ม.ป.ท.:Maejo University, 2014. Print.