Martini Plantika Dwi Utama et al. 2026. THE EFFECT OF REWARD, PUNISHMENT, WORK ENVIRONMENT, INCENTIVES, AND WORK DISCIPLINE ON EMPLOYEE PERFORMANCE AT THE BATU AJI SUB-DISTRICT OFFICE, BATAM CITY. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET). 5, 7 (Jun. 2026), 3289–3297.