Refbacks

  • There are currently no refbacks.




INDEXED BY :

  

Publisher:
LPPM Universitas Labuhanbatu

Editorial Address:
Jln.S.M. Raja No.126 A Aek Tapa Rantauprapat, Kab. Labuhanbatu Sumatera Utara, Indonesia


This work is licensed under a Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)