Nurlaeli, I., & Surya, M. (2017). MURABAHAH ANTARA LAWFULL DAN DOUBTHFULL (Analisis Produk Murabahah di KSU Sejahtera UMP). At-Taqaddum, 7(2), 227-238. doi:https://doi.org/10.21580/at.v7i2.1204