Rivai, A., Pulungan, S. and Batubara, M. 2023. A Human Resource Development Strategies in Enhancing the Welfare of As-Sunnah Deli Serdang Islamic Higher Education Institution in North Sumatra. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE). 6, 3 (Aug. 2023), 1878-1893. DOI:https://doi.org/10.31538/iijse.v6i3.3790.