HISBULLAH, Ahmad Aldy; IZZATI, Umi Anugerah. HUBUNGAN ANTARA OPTIMISME DENGAN WORK ENGAGEMENT PADA GURU. Character Jurnal Penelitian Psikologi, [S. l.], v. 8, n. 5, p. 7–20, 2021. DOI: 10.26740/cjpp.v8i5.41216. Disponível em: https://ejournal.unesa.ac.id/index.php/character/article/view/41216. Acesso em: 13 jul. 2025.