Mardian, R. 2020. Pengaruh Latihan Mengumpan Ke Dinding Dan Berpasangan Terhadap Keterampilan Passing Bawah Bola Voli : Effect of wall and pair pass practice on volleyball bottom pass skills. Cerdas Sifa Pendidikan. 9, 1 (May 2020), 1-11. DOI:https://doi.org/10.22437/csp.v9i1.10975.