Suharti Jetia. “Tinjauan Hukum Perdata Terhadap Penahanan Ijazah Dan Kebebasan Berkontrak Berdasarkan Pasal 1320 KUH Perdata”. Majelis: Jurnal Hukum Indonesia 2, no. 3 (August 12, 2025): 137–144. Accessed March 2, 2026. https://ejournal.appihi.or.id/index.php/Majelis/article/view/1075.