JULIANA, J. Effect of Application of Standard Operating Procedures on Employee Performance at PT. Mantap Sukses Cemerlang Medan. Journal of Management Science (JMAS), [S. l.], v. 2, n. 1, Januari, p. 11–16, 2019. Disponível em: https://exsys.iocspublisher.org/index.php/JMAS/article/view/23. Acesso em: 12 jun. 2026.