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 | PDF | 150-154 |
| Silvester Silvester, Pebria Dheni Purnasari, Yosua Damas Sadewo, Winda Lidia Lumbantobing |
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