Putri Loren, Paulina Reski, Dios Sarkity Sarkity, and Adam Fernando. “DEVELOPMENT OF AUDIO VISUAL-BASED E-HANDOUT ON THE TOPIC OF HUMAN BLOOD CIRCULATORY SYSTEM”. Universe 6, no. 2 (December 31, 2025): 166–176. Accessed April 18, 2026. http://universe.ppj.unp.ac.id/index.php/universe/article/view/946.