RAHMILIA, D.; ARDIAN, E. .; SYAFRIZAL. THE STUDENTS’ ABILITY IN LEARNING TREE DIAGRAMS AT THE FIFTH SEMESTER STUDENTS OF ENGLISH STUDY PROGRAM ISLAMIC UNIVERSITY OF INDRAGIRI. J-Shelves of Indragiri (JSI), [S. l.], v. 4, n. 1, p. 38–47, 2022. DOI: 10.61672/jsi.v4i1.2496. Disponível em: https://ejournal-fkip.unisi.ac.id/shelves/article/view/2496. Acesso em: 28 dec. 2024.