Siddhi, Maya Purnama, Ratna Tri Hari Safariningsih, Muhammad Rosidi, Rhoma Iskandar, and Boma Jonaldy Tanjung Wahyudi. “The Effect of Work Motivation on the Work Productivity of Account Officers at PT Permodalan Nasional Madani (Persero), Jakarta Regional 5 Branch. Undergraduate Thesis. Management Study Program, Universitas Panca Sakti Bekasi 2026”. Indonesian Journal Economic Review (IJER) 6, no. 3 (September 28, 2026): 1455–1462. Accessed October 1, 2026. https://journal.msti-indonesia.com/index.php/ijer/article/view/996.