Pham, Manh. “FACTORS AFFECTING E - TOURISM SERVICES BY DOMESTIC TOURISTS TO NHA TRANG CITY, KHANH HOA”. Science and Technology Development Journal 18, no. 1 (March 31, 2015): 57-67. Accessed May 7, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/1022.