Vo Le Thuy Nga. (2013). Solutions for ecotourism development in Lang Co - Thua Thien Hue province, Vietnam: Master thesis - International Master in Environmental Sciences and Management. Trường Đại học Công nghiệp Tp. Hồ Chí Minh.
শিকাগো স্টাইলে সাইটেশনVo Le Thuy Nga. Solutions for Ecotourism Development in Lang Co - Thua Thien Hue Province, Vietnam: Master Thesis - International Master in Environmental Sciences and Management. Trường Đại học Công nghiệp Tp. Hồ Chí Minh, 2013.
এমএলএ সাইটেশনVo Le Thuy Nga. Solutions for Ecotourism Development in Lang Co - Thua Thien Hue Province, Vietnam: Master Thesis - International Master in Environmental Sciences and Management. Trường Đại học Công nghiệp Tp. Hồ Chí Minh, 2013.