Anita, I. B., Marisi Butarbutar, Sofiyan, Darwin Lie, & Tuti Ariani Nasution. (2026). The Analysis of The Influence Human Relations and Work Environment on Work Ethic and Teacher Performance at Sultan Agung Private Elementary School, Pematangsiantar. International Journal of Applied and Scientific Research, 4(10), 747–760. https://doi.org/10.59890/ijasr.v4i10.5