Iskandar, M. ., S. Rahayu, and W. Robain. “The Influence of Leadership, Work Environment, and Organizational Commitment on Organizational Citizenship Behavior (OCB) With Job Satisfaction As an Intervening Variable at PT. Bank Sumut Tebingtinggi Branch”. International Journal of Social Science, Education, Communication and Economics (SINOMICS JOURNAL), vol. 2, no. 6, Feb. 2024, pp. 1839-70, doi:10.54443/sj.v2i6.273.