Daka Radhiyan Yahya, and Sumainah Fauziah. “Analisis Prosedur Pembelian Dan Negosiasi Bisnis Pada PT. Daya Satya Abrasives”. Sammajiva: Jurnal Penelitian Bisnis dan Manajemen 1, no. 3 (July 7, 2023): 16–24. Accessed January 23, 2025. https://e-journal.nalanda.ac.id/index.php/SAMMAJIVA/article/view/318.