Lumbantobing, Winda Lidia, Institut Shanti Bhuana, Indonesia

• Proceedings of The 2nd ICOMSH Volume 2, 2022 - Integration of Multi-disciplines of Engineering, Medical, and Natural Sciences for Humanity and Sustainable Development
  THE ROLE OF GURU PENGGERAK IN IMPROVING THE COMPETENCE OF ELEMENTARY SCHOOL TEACHERS IN THE BORDER AREA
  Abstract  PDF | 150-154