“IMPLEMENTING DIRECT LEARNING MODEL TO IMPROVE THE BASICTECHNIQUE OF PASSING IN VOLLEYBALL AT GRADE VIISMP NEGERI 18 PEKANBARU”. Primary: Jurnal Pendidikan Guru Sekolah Dasar 10, no. 4 (August 25, 2021): 860–869. Accessed December 15, 2025. https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/634.