The Influence of the SAS Method (Synthetic Analytical Structural) to Improve the Vocabulary Mastery Ability of Grade I Students in Elementary Schools. JISIP [Internet]. 2024 Jul. 13 [cited 2026 Sep. 20];8(3):1805-9. Available from: https://ejournal.mandalanursa.org/index.php/JISIP/article/view/7149