RADHIAH. PEMBERIAN PENGUATAN (REINFORCEMENT) TERHADAP MOTIVASI MAHASISWA PADA MATA KULIAH TEORI SASTRA. Visipena, [S. l.], v. 8, n. 1, p. 163–173, 2017. DOI: 10.46244/visipena.v8i1.385. Disponível em: https://ejournal.bbg.ac.id/index.php/visipena/article/view/385. Acesso em: 23 jun. 2026.