Permatasari, Sheila Ayu Pramesti, and Ririn Tri Ratnasari. “THE EFFECT OF ISLAMIC WORK ETHICS ON EMPLOYEE LOYALTY OF YAYASAN NURUL HAYAT SURABAYA”. Jurnal Ekonomi Syariah Teori dan Terapan 7, no. 5 (July 3, 2020): 852–860. Accessed April 7, 2025. https://e-journal.unair.ac.id/JESTT/article/view/17159.