Ridwan, Ridwan. “Peranan Etika Kerja Islam Terhadap Hubungan Locus of Control Dengan Kinerja Karyawan”. TRIKONOMIKA : Jurnal Ekonomi 12, no. 1 (June 26, 2013): 72–84. Accessed March 10, 2025. https://journal.unpas.ac.id/index.php/trikonomika/article/view/461.