MODEL PENGEMBANGAN KIRKPATRICK PLUS LEVEL 5 ( RETURN ON TRAINING INVESMENT ) (KIRKPATRICK PLUS LEVEL 5 DEVELOPMENT MODEL). Jurnal Ilmiah Mandala Education, [S. l.], v. 7, n. 1, 2021. DOI: 10.58258/jime.v7i1.1712. Disponível em: https://ejournal.mandalanursa.org/index.php/JIME/article/view/1712. Acesso em: 1 jul. 2026.