az-zarqa, az-zarqa, and Nurdhin Baroroh. “Harga Dan Mekanisme Pasar (Studi Perbandingan Ibn Taimiyah Dan Ibn Khaldun)”. Az-Zarqa’: Jurnal Hukum Bisnis Islam, vol. 10, no. 2, Dec. 2018, https://doi.org/10.14421/azzarqa.v10i2.1747.