Sitakar RL, Sitakar RL, Fahrezi AP. Analisis Jual – Beli Buku Bekas Dalam Perspektif Ekonomi Islam Di Pasar Hitam. JKM [Internet]. 2023Jan.17 [cited 2026Apr.5];3(1). Available from: https://jurnal.unimen.cloud/index.php/JKM/article/view/5788