ETIK, E. T.; SETIYONO, W. P. The Importance of Knowledge, Skill, Attitude and Competence to Achieve Professional Performance: Pentingnya Knowledge,Skill,Attitude dan Kompetensi untuk Mewujudkan Kinerja yang Profesional. Academia Open, [S. l.], v. 5, p. 10.21070/acopen.5.2021.2391, 2021. DOI: 10.21070/acopen.5.2021.2391. Disponível em: https://acopen.umsida.ac.id/index.php/acopen/article/view/2391. Acesso em: 12 oct. 2025.