Daulika, Putri. “Management Analysis the Relationship of Merchant Middlemen to Supplier and Customer Pepper in Merancang Ilir Village, East Borneo, Indonesia ”. Buletin Poltanesa 25, no. 1 (June 19, 2024): 1–6. Accessed September 19, 2024. https://e-journal.politanisamarinda.ac.id/index.php/tanesa/article/view/3057.