Rif’at, M., Metroyadi, & Effendi, R. (2021). The Influence of Work Environment, Discipline and Morale on Teacher Performance at SMKN in Hulu Sungai Selatan Regency, Indonesia. Journal of K6 Education and Management, 4(4), 442 -. https://doi.org/10.11594/jk6em.04.04.07