Suprapto, S., S. Hamzah, D. Yulistio, and S. Susetyo. “The Relationship Organizational Culture, Motivation, Resilience and Leadership of Principals With the Work Ethic of Indonesian Language Teachers”. Jurnal Iqra’ : Kajian Ilmu Pendidikan, vol. 6, no. 1, June 2021, pp. 192-10, doi:10.25217/ji.v6i1.1293.