Khairun, Aurel. “Peran Sekretaris Di Perusahaan”. Lensa Ilmiah: Jurnal Manajemen dan Sumberdaya 2, no. 3 (December 21, 2023): 62–66. Accessed July 8, 2025. http://www.journal.ainarapress.org/index.php/lms/article/view/298.