Nurcholis, Lutfi, et al. “Peningkatan Komitmen Afektif Berbasis Islamic Work Ethics, Spiritual Leadership Dan Perceived Organizational Support Terhadap Organizational Citizenship Behavior”. Jurnal Riset Ekonomi Dan Bisnis, vol. 15, no. 3, Dec. 2022, pp. 234-5, https://doi.org/10.26623/jreb.v15i3.5852.