APRILIANA, Fhenty Dias; SAPUTRO, Bagus Ardi. Praktik Permainan Bilangan Composing Number. Potlot Publisher, [S. l.], 2025. Disponível em: https://terbitan.potlot.id/index.php/buku/article/view/105. Acesso em: 22 sep. 2026.