Keliat, P. (2020). APPLICATION OF LEARNING VARIATIONS TO IMPROVE THE LEARNING OUTCOMES OF THE FOREHAND DRIVE TABLE TENNIS GAME IN CLASS STUDENTS VIII JUNIOR HIGH SCHOOL MUHAMMADIYAH 3 MEDAN ACADEMIC YEAR 2018/2019. Jurnal Ilmiah STOK Bina Guna Medan, 8(1), 13-18. Retrieved from https://jurnal.stokbinaguna.ac.id/index.php/JSBG/article/view/88