Sirait NS, Panggabean S. A STUDY OF SYNTACTIC FUNCTIONS IN PERSUASIVE TEXTS WITH THE THEME OF REGIONAL LANGUAGE PRESERVATION IN THE PERSPECTIVE OF INDONESIAN GRAMMAR. Kata [Internet]. 2026 Apr. 26 [cited 2026 Jul. 30];14(1):111-7. Available from: https://jurnal.pbs.fkip.unila.ac.id/index.php/Kata/article/view/2152