Zinah, F., Rohmah, N. and Kunaifi``, A. 2024. Development of the Hajj Savings Mechanism with the Wadi’ah Agreement on BSI Surabaya Basuki Rahmat. Danadyaksa: Post Modern Economy Journal. 2, 1 (Oct. 2024), 44–53. DOI:https://doi.org/10.69965/danadyaksa.v2i1.89.