Agustian, K., Pohan, A., Zen, A., Wiwin, W. and Malik, A.J. 2023. Human Resource Management Strategies in Achieving Competitive Advantage in Business Administration. Journal of Contemporary Administration and Management (ADMAN). 1, 2 (Oct. 2023), 108–117. DOI:https://doi.org/10.61100/adman.v1i2.53.