Saragi Sitio, E. F., Ananda, K., & Sistiarini, R. D. (2026). The Influence of Digital Pocket Books on Parents’ Knowledge of Early Childhood Sexual Education. QALAMUNA: Jurnal Pendidikan, Sosial, Dan Agama, 18(1), 105–114. https://doi.org/10.37680/qalamuna.v18i1.8169