Hadi Pandjaitan. (2022) 2023. “THE INFLUENCE OF SALARY AND FACILITIES ON EMPLOYEE WORK SPIRIT AT PT. BAKRIE SUMATRA MEDAN BRANCH PLANTATIONS”. International Journal of Economic, Business, Accounting, Agriculture Management and Sharia Administration (IJEBAS) 2 (6):1349-52. https://doi.org/10.54443/ijebas.v2i6.751.