BURHANUDDIN, ahmad.
 a comparative study on refusals in english by indonesian learners and native speakers of english.
<strong>Jurnal Lingua Idea</strong>, [S.l.], v. 8, n. 1, p. 1-20, june 2017.
ISSN 2580-1066.
Tersedia pada: &lt;<a href="https://jos.unsoed.ac.id/index.php/jli/article/view/210" target="_new">https://jos.unsoed.ac.id/index.php/jli/article/view/210</a>&gt;. Tanggal Akses: 17 nov. 2025