Sonawijaya, Andrew, Sayuti Syahara, and Damrah Damrah. 2020. “Pengaruh Metode Latihan Dan Motivasi Berlatih Terhadap Keterampilan Bermain Sepak Bola Pada Pemain SSB PSP Bangko: (The Effect of Training Methods and Motivation on Practicing Against Football Skills on PSP Bangko SSB Players)”. Indonesian Journal of Sport Science and Coaching 2 (2):56-63. https://doi.org/10.22437/ijssc.v2i2.9852.