UNNEPUTTY, Magdalena Unneputty. Pengaruh Model Pembelajaran Berbasis Portofolio Dan Motivasi Belajar Terhadap Prestasi Belajar Siswa. Jurnal Penelitian dan Pendidikan IPS, [S. l.], v. 15, n. 2, p. 97–107, 2021. DOI: 10.21067/jppi.v15i2.5679. Disponível em: http://ejournal.unikama.ac.id/index.php/JPPI/article/view/5679. Acesso em: 24 nov. 2024.