GAOL, Malatua Lumban. IMPROVING STUDENTS ’ACTIVITIES AND LEARNING RESULTS USING THE USED BOTTLES. LINGUISTIK TERAPAN, [S. l.], v. 15, n. 2, 2019. DOI: 10.24114/lt.v15i2.12353. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/LTBI/article/view/12353. Acesso em: 20 aug. 2025.