Fachriwan, M.Y., Alwi, M. and Hardjowikarto, D. 2026. The Effect of Self Efficacy and Work Environment on Employee Performance of PT. XYZ. Interdisciplinary Social Studies. 5, 3 (Apr. 2026), 1123–1132. DOI:https://doi.org/10.55324/iss.v5i3.1088.