ISWANTO; SUMBERKEMBAR, Tim Pengabdi Desa. Jejak Kami di Sumberkembar. Umsida Press, [S. l.], p. 1–117, 2020. DOI: 10.21070/2020/978-623-7578-86-4. Disponível em: https://press.umsida.ac.id/index.php/umsidapress/article/view/978-623-7578-86-4. Acesso em: 1 jul. 2025.