Reza Nurul Ichsan, Lukman Nasution 2022. THE INFLUENCE OF WORK PROFESSIONALISM ON PERFORMANCE WORK AT THE MEDAN CITY COOPERATIVE AND SME OFFICE. JURNAL PENELITIAN PENDIDIKAN SOSIAL HUMANIORA. 7, 2 (Nov. 2022), 162-166. DOI:https://doi.org/10.32696/jp2sh.v7i2.1607.