Gea, Ivan Miranda, Viator Lumban Raja, and Jontra Jusat Pangaribuan. “ERRORS IN CONSTRUCTING WH-QUESTIONS MADE BY THE TENTH GRADE STUDENTS OF SMK GRAFIKA BINA MEDIA MEDAN”. Kairos English Language Teaching Journal 6, no. 2 (September 7, 2022): 129–146. Accessed November 23, 2024. https://ejournal.ust.ac.id/index.php/KAIROS/article/view/2160.