DWI PRISDIYANTI, ASIH. The Implementation of Group Investigation Technique in Teaching Writing Hortatory Exposition Text for Eleventh Grade Students of Senior High School. RETAIN : Journal of Research in English Language Teaching, [S. l.], v. 7, n. 3, 2019. Disponível em: https://ejournal.unesa.ac.id/index.php/retain/article/view/30606. Acesso em: 5 jul. 2025.