Ndruru TF, Siregar M, Panjaitan ML, Purba RRS, Lubis H. Analysis of the Influence of Training, Discipline and Safety on the Performance of Medan City Fire Department Officers. EAJMR [Internet]. 2023 Jun. 22 [cited 2024 Sep. 19];2(6):2301-20. Available from: https://journal.formosapublisher.org/index.php/eajmr/article/view/4557