ANGGERAINI , Dian; FAROZIN , Muh. Interpersonal Communication Skills and Self Confidence of Secondary School Students: Findings and Interventions . KnE Social Sciences, [S. l.], v. 3, n. 17, p. 140–145, 2019. DOI: 10.18502/kss.v3i17.4633. Disponível em: https://knepublishing.com/index.php/KnE-Social/article/view/4633. Acesso em: 8 aug. 2025.