Nor Muhamad, N. H. (2015). ’UMRA DAN RUQBA: ANALISIS MENGENAI KESANNYA TERHADAP KONTRAK HIBAH DAN POTENSINYA SEBAGAI INSTRUMEN AGIHAN HARTA: ’Umra and Ruqba: An Analysis of Their Impact on The Hibah Contract and Their Potential as Instruments of Wealth Distribution. Jurnal Syariah, 20(1), 1–46. Retrieved from https://ijie.um.edu.my/index.php/JS/article/view/22626