Abdillah, Sapta Eky, and Ervina C M Simatupang. “Language Attitude in Startup Company PT Inovasi Edukasi Karya Anak Negeri: A Sociolinguistics Study”. Jurnal Sinestesia 13, no. 1 (June 16, 2023): 653–663. Accessed October 10, 2026. https://www.sinestesia.pustaka.my.id/journal/article/view/383.