NURWANTI, N.; LASITIHA, H. I. .; IKOSUSILOWATI, I. The Effectiveness of Using Group Investigation Technique To Enhance Students Speaking Ability at Lakidende University. Jurnal Pendidikan dan Konseling (JPDK), [S. l.], v. 4, n. 5, p. 425–430, 2022. DOI: 10.31004/jpdk.v4i5.6624. Disponível em: http://journal.universitaspahlawan.ac.id/index.php/jpdk/article/view/6624. Acesso em: 21 may. 2024.