AHMED, S. S. WhatsApp and Learn English: a Study of the Effectiveness of WhatsApp in Developing Reading and Writing Skills in English. ELS Journal on Interdisciplinary Studies in Humanities, [S. l.], v. 2, n. 2, p. 148-156, 2019. DOI: 10.34050/els-jish.v2i2.6419. Disponível em: https://journal.unhas.ac.id/index.php/jish/article/view/6419. Acesso em: 26 apr. 2024.