INDONESIAN SPELLING ERRORS IN THE AL ISLAM KEMUHAMMADIYAHAN (AIK) TEXTBOOK. J. Indones. Lang. Cult. Lit. Innov. [Internet]. 2026 Apr. 29 [cited 2026 May 24];1(1):1-8. Available from: https://jurnal.educatech.id/index.php/jilcli/article/view/45