Muhammad Abduh, Ikmal Hadi, and Muhammad Dayyan. 2023. “THE COST OF PROOFREADING SERVICES FOR SCIENTIFIC JOURNALS BASED ON IJÂRAH ’ALA AL-’AMÂL CONTRACT: A CASE STUDY AT AT IAIN ZAWIYAH COT KALA LANGSA”. Al-Mudharabah: Jurnal Ekonomi Dan Keuangan Syariah 4 (2):246-75. https://doi.org/10.22373/al-mudharabah.v4i2.5638.