Daka Radhiyan Yahya, Sumainah Fauziah. Analisis Prosedur Pembelian dan Negosiasi Bisnis pada PT. Daya Satya Abrasives. SAMMAJIVA [Internet]. 2023 Jul. 7 [cited 2025 Jan. 23];1(3):16-24. Available from: https://e-journal.nalanda.ac.id/index.php/SAMMAJIVA/article/view/318