M, B. A., & Sari, I. E. P. (2019). Efforts to Improve Learning Outcomes passing Down Volleyball Variations Through Learning and Modified Ball On Private Junior High School eighth grade students Perbaungan Satria Dharma School Year 2019/2020: Efforts to Improve Learning Outcomes passing Down Volleyball Variations Through Learning and Modified Ball On Private Junior High School eighth grade students Perbaungan Satria Dharma School Year 2019/2020. Journal of Midwifery and Nursing, 2(1), 173-176. Retrieved from https://iocscience.org/ejournal/index.php/JMN/article/view/469