Sari, V. W. (2020) “The Process of Determining Import Duty and PDRI on Passenger Carry-Ons at Kuala Namu International Airport: The Process of Determining Import Duty and PDRI on Passenger Carry-Ons at Kuala Namu International Airport”, Jurnal Mantik, 3(4), pp. 634-641. doi: 10.35335/mantik.Vol3.2020.883.pp634-641.