Harefa, Darmawan. “THE EFFECT OF GUIDE NOTE TAKING INSTRUCTIONAL MODEL TOWARDS PHYSICS LEARNING OUTCOMES ON HARMONIOUS VIBRATIONS”. JOSAR (Journal of Students Academic Research) 4, no. 1 (March 3, 2019): 131-145. Accessed May 3, 2024. https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/1109.