Burhanuddin, Ratna Sari Dewitra, and Ayu Ulandari. “Al-Washliyah Business Management Strategy Analysis of North Sumatra Al-Washliyah”. Journal Of Management Analytical and Solution (JoMAS) 2, no. 2 (May 31, 2022): 94–101. Accessed May 15, 2026. https://talenta.usu.ac.id/jomas/article/view/8725.