TAMPANGELLA, Terra; ROKHAYATI, Titi. The Analysis of Noun Derived from Adjective Found in Barack Obama’s Speech and the Teaching of Grammar. Journal of Languages and Language Teaching, [S. l.], v. 9, n. 2, p. 250–256, 2021. DOI: 10.33394/jollt.v9i2.3488. Disponível em: https://e-journal3.undikma.ac.id/index.php/jollt/article/view/3488. Acesso em: 14 aug. 2025.