KARO, Seftyani Fransiska; TANGKAS, I Wayan Dirgayasa. LEVELS OF FORMALITY IN OBAMA™S INTERVIEW AND SBY™S INTERVIEW. TRANSFORM : Journal of English Language Teaching and Learning, North Sumatera, Indonesia, v. 2, n. 3, 2013. DOI: 10.24114/tj.v2i3.918. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jelt/article/view/918. Acesso em: 5 jul. 2025.