Setiaji, Bambang, and Sudarsono -. “Pengaruh Diferensiasi Upah Antar Propinsi Terhadap Kesempatan Kerja”. Economic Journal of Emerging Markets 9, no. 2 (July 27, 2009). Accessed April 27, 2024. https://journal.uii.ac.id/JEP/article/view/616.