Irwanto, Edi. “PENGARUH METODE RESIPROKAL DAN LATIHAN DRILL TERHADAP PENINGKATAN KETERAMPILAN TEKNIK DASAR BOLAVOLI”. Jurnal Pendidikan Olah Raga 6, no. 1 (August 16, 2017): 10–20. Accessed January 15, 2025. https://journal.upgripnk.ac.id/index.php/olahraga/article/view/570.