Dewi, Ni Komang Julia. “An Analysis of Speech Acts Used in The Witches Novel by Roald”. Jurnal Penelitian Mahasiswa Indonesia 2, no. 2 (August 4, 2022): 91–98. Accessed July 16, 2025. https://jurnal.stkipahsingaraja.ac.id/index.php/jpmi/article/view/356.