Nadila Dwi Utami, Isah Cahyani, and Yunus Abidin. 2023. “EVALUASI KEMAMPUAN MENULIS SURAT DINAS SISWA SMA”. Seminar Internasional Riksa Bahasa, February, 391-98. http://proceedings.upi.edu/index.php/riksabahasa/article/view/2663.