Juita, A., Syahriadi, & Aspa, A. P. (2022). HUBUNGAN SELF-CONFIDENT TERHADAP PEAK PERFORMANCE ATLET SEPAKBOLA KUANSING SOCCER SCHOOL. Jurnal Ilmiah STOK Bina Guna Medan, 10(2), 63-72. https://doi.org/10.55081/jsbg.v10i2.683