Hepnyi Samosir. LANGUAGE ACQUISITION IN BAHASA INDONESIA: A CASE STUDY ON 4.2 AND 1.8-YEAR-OLD CHILDREN. akrabjuara [Internet]. 2025 May 31 [cited 2026 Jan. 18];9(2):608-15. Available from: https://akrabjuara.com/index.php/akrabjuara/article/view/2411