Publisher

LPPM of Universitas Labuhanbatu

LPPM Universitas Labuhanbatu

Sponsors

Published by the LPPM of Universitas Labuhanbatu, North Sumatra, Indonesia

• Universitas Labuhanbatu

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)