Madiistriyatno, H. and Sofianto , S. 2021. Effect of Supervision and Discipline on Improving Employee Work Effectiveness at Kebayoran Baru Tax Service Office. Eduvest - Journal of Universal Studies. 1, 6 (Jun. 2021), 521–526. DOI:https://doi.org/10.59188/eduvest.v1i6.91.