MUHAMMAD YUSUF. STRATEGI PENGEMBANGAN SUMBER DAYA MANUSIA TRANSPORTASI . Langit Biru: Jurnal Ilmiah Aviasi, indonesia, v. 12, n. 3, p. 27–36, 2019. DOI: 10.54147/langitbiru.v12i3.176. Disponível em: https://jurnal.overthinkingku.com/index.php/jurnal-ilmiah-aviasi/article/view/176. Acesso em: 15 may. 2026.