YUNIASIH, Tulus, Afri IDROES, and Syahrul AWAL. “IMPROVING NEGOTIATION AND DIPLOMACY SKILL OF YOUTH IN CIAMIS REGENCY FOR SUSTAINABLE TOURISM DEVELOPMENT IN THE ERA OF THE FOURTH INDUSTRIAL REVOLUTION”. ICCD 3, no. 1 (October 10, 2021): 18-24. Accessed January 31, 2025. http://iccd.asia/ojs/index.php/iccd/article/view/291.