EFRINALDI, Efrinaldi. POLA TRANSAKSI PADA COMMODITY EXCHANGE : Perspektif Hukum Islam. Al-Istinbath: Jurnal Hukum Islam, [S. l.], v. 2, n. 2 December, p. 197–212, 2017. DOI: 10.29240/jhi.v2i2.283. Disponível em: https://journal.iaincurup.ac.id/index.php/alistinbath/article/view/283. Acesso em: 5 nov. 2024.