Wahyuningtias, Hardiana, Luh Putu Indah Budyawati, & Aisyah Nur Atika.
" Pengaruh Media Jam Pintar Terhadap Kemampuan Berhitung Anak Usia Dini." <em>JECER (journal Of Early Childhood Education And Research)</em> [Online], 5.2 (2024): 75-83. Web. 31 Jan. 2025