Zamhari, A., E. Putri Alisya, D. Agustina, D. Novitasari, and A. Nurrahmah. “The Influence of Letterboard Media on Reading Interest Elementary School Students in Lower Grades”. Educenter : Jurnal Ilmiah Pendidikan, vol. 2, no. 2, May 2023, pp. 218-24, doi:10.55904/educenter.v2i2.765.