SYUKUR, Abdul; PUTRA, Robby Aditya; SAIFULLAH, Saifullah; ROLANDO, Dede Mercy. Haji Oemar Said Tjokroaminoto: Biografi, Dakwah dan Kesejahteraan Sosial. Jurnal Dakwah dan Komunikasi, [S. l.], v. 5, n. 2, p. 177–190, 2020. DOI: 10.29240/jdk.v5i2.2154. Disponível em: https://journal.iaincurup.ac.id/index.php/JDK/article/view/2154. Acesso em: 3 jul. 2025.