Lubis, A., Junda Harahap and Nova Indriani Nasution 2025. Implementasi Akad Ujrah pada Jasa Pengiriman Barang (Studi Kasus di J&T Express DP Sosa, Kecamatan Sosa). Journal of Multidisciplinary Inquiry in Science, Technology and Educational Research. 2, 3 (May 2025), 3777–3787. DOI:https://doi.org/10.32672/mister.v2i3.3263.