Sundari, Regina, and Ardipal Ardipal. “Instrument Model Development Evaluation Authentic Learning Esemble Music In Dumai 15 Public Middle”. LANGGAM: International Journal of Social Science Education, Art and Culture 3, no. 2 (June 27, 2024): 8-13. Accessed November 15, 2024. http://langgam.ppj.unp.ac.id/index.php/jurnal/article/view/155.