Rivai, Andri, Sahmiar Pulungan, and Maryam Batubara. 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), 1878-93. https://doi.org/10.31538/iijse.v6i3.3790.