WARUWU, Hadirat; LASE, Famahato; DAMANIK, Hosianna Rodearni; LASE, Justin Foera-era. PERBEDAAN KONSEP DIRI PESERTA DIDIK SEBELUM DAN SESUDAH DIBERI LAYANAN PENGUASAAN KONTEN DAN LAYANAN INFORMASI. SECONDARY: Jurnal Inovasi Pendidikan Menengah , [S. l.], v. 6, n. 3, p. 846–855, 2026. DOI: 10.51878/secondary.v6i3.10764. Disponível em: https://www.jurnalp4i.com/index.php/secondary/article/view/10764. Acesso em: 12 may. 2026.