KURNIA WATI, N. N. IPAS (Ilmu Pengetahuan Alam dan Sosial) Fase B Kelas IV. Jayapangus Press Books, [S. l.], p. i–184, 2024. Disponível em: http://book.penerbit.org/index.php/JPB/article/view/1666. Acesso em: 8 sep. 2024.