AL BAQI, Safiruddin; WATHONI, Kharisul. Interpersonal Skills and Powerpoint Training to Improve Presentation Skills Among the First-Year Student at Islamic University. Istawa : Jurnal Pendidikan Islam, [S. l.], v. 5, n. 1, p. 102–113, 2020. DOI: 10.24269/ijpi.v5i1.2358. Disponível em: http://journal.umpo.ac.id/index.php/istawa/article/view/2358. Acesso em: 28 may. 2026.