THE EFFECT OF USING WHATSAPP AS A LEARNING TOOL ON STUDENTS’ WRITING ABILITY AT MA LABORAN. JR-ELT (Journal of Research in English Language Teaching), [S. l.], v. 4, n. 1, p. 1–8, 2020. DOI: 10.30631/jr-elt.v4i1.48. Disponível em: https://jrelt.ftk.uinjambi.ac.id/jrelt/article/view/48. Acesso em: 10 jun. 2026.