Sri Rahayu, Yanti Hasbian Setiawati, Tumiran, Muhammad Isa Indrawan, Siti Aminah. (2020). MANAGEMENT TOUR GUIDELINES TO TOURISM SATISFACTION IN NORTH SUMATERA - INDONESIA. International Journal of Advanced Science and Technology, 29(5s), 1590 - 1594. Retrieved from http://sersc.org/journals/index.php/IJAST/article/view/8277