Xiaoyi Zou และ Zhen Wang. (2021) Development and Thinking of Red Tourism Resources in Colleges and Universities Take UNU Campus in Yunnan Normal University as a case. Rangsit University:ม.ป.ท.Xiaoyi Zou และ Zhen Wang. 2021. Development and Thinking of Red Tourism Resources in Colleges and Universities Take UNU Campus in Yunnan Normal University as a case. ม.ป.ท.:Rangsit University;Xiaoyi Zou และ Zhen Wang. Development and Thinking of Red Tourism Resources in Colleges and Universities Take UNU Campus in Yunnan Normal University as a case. ม.ป.ท.:Rangsit University, 2021. Print.