TAMPUBOLON, Yanti Mahdalena; YOU SHE MELLY ANNE DHARASTA. The Influence of Implementation of Transformational and Democratic Leadership Styles On Job Loyalty of Employees at Airport Operation & Service Pt Angkasa Pura Aviasi Kualanamu International Airport Deli Serdang. Langit Biru: Jurnal Ilmiah Aviasi, indonesia, v. 17, n. 01, p. 11–22, 2024. DOI: 10.54147/langitbiru.v17i01.973. Disponível em: https://jurnal.overthinkingku.com/index.php/jurnal-ilmiah-aviasi/article/view/973. Acesso em: 15 may. 2026.