MARBUN, N. B. E.; SIHOMBING, P. S. R. .; HUTABARAT, N. M. P. . The Effect of Riddle Teaching Technique on The Eleventh Grade Students’ Vocabulary Mastery at SMK Swasta GKPS 2 Pematangsiantar. TOFEDU: The Future of Education Journal, [S. l.], v. 3, n. 5, p. 1281–1286, 2024. DOI: 10.61445/tofedu.v3i5.197. Disponível em: https://journal.tofedu.or.id/index.php/journal/article/view/197. Acesso em: 27 aug. 2025.