Arman Harahap* , Bitondo Dieudonne, Harahap, P
Jurnal lengkap : Inter. Copernicus_Arman_Bitondo Dieudonne
Turnitin : Turnitin
Peer Review : Peer Review
Arman Harahap* , Bitondo Dieudonne, Harahap, P
Jurnal lengkap : Inter. Copernicus_Arman_Bitondo Dieudonne
Turnitin : Turnitin
Peer Review : Peer Review