Ulfatun Nazilah. “Analisis Penyebab Turnover Pada Exkaryawan Yayasan Dana Sosial Al Falah (YDSF) Surabaya”. Al-Musthofa: Journal of Sharia Economics, Vol. 4, no. 1, June 2021, pp. 65-81, https://ejournal.iai-tabah.ac.id/index.php/musthofa/article/view/630.