H. S., D. Y., Marpaung, A. S., Sibarani, B., & Murni, S. M. (2024). An Investigation of School leadership in the Effective Implementation of Bilingual Education in Indonesia: A Case Study . International Journal of Humanities and Education Development (IJHED), 6(3), 28-35. https://doi.org/10.22161/jhed.6.3.5