HANAYANTI, Citra Siwi et al. Industrial Engineering’s Speaking Problem in Learning English. Kontribusia : Research Dissemination for Community Development, [S.l.], v. 6, n. 1, p. 113-120, jan. 2023. ISSN 2614-1590. Available at: <https://journal.umg.ac.id/index.php/kontribusia/article/view/4185>. Date accessed: 22 nov. 2024. doi: http://dx.doi.org/10.30587/kontribusia.v6i1.4185.