CITRA JULIVERA NAINGGOLAN; CHRISTIAN NENI PURBA; MELDA VEBY RISTELLA MUNTHE. The Effect Of Crossword Puzzle Game On Students’ Vocabulary Mastery At Grade Eight Of SMP GKPS 3 Pematang Siantar. Jurnal Ilmu Pendidikan dan Sosial, [S. l.], v. 2, n. 4, p. 502–512, 2023. DOI: 10.58540/jipsi.v2i4.465. Disponível em: https://putrapublisher.org/ojs/index.php/jipsi/article/view/465. Acesso em: 17 apr. 2026.