Aulia, Febi, Ahmad Hashim, Zulakbal Abd Karim, Saifuddin, and Sadzali Hassan. 2022. “Validity, Objectivity and Reliability of Volleyball Skills Instrument”.
Jurnal Sains Sukan & Pendidikan Jasmani 11 (1): 81-88.
https://doi.org/10.37134/jsspj.vol11.1.9.2022.