Azizah, Alfi, Suparno, and Slamet Supriyadi. “Reasons Behind Students’ Silence to Teacher’s Directive Utterances: A Case Study on A Lower Secondary School in Yogyakarta”. NOBEL: Journal of Literature and Language Teaching 13, no. 2 (September 30, 2022): 254–270. Accessed April 23, 2024. https://jurnalfahum.uinsby.ac.id/index.php/nobel/article/view/522.