http://revistaaristas.tij.uabc.mx/public/slot-deposit-dana/ AHMAD HAFIDZ LUBIS, Achmad Farid,. KONTEKSTUALISASI DAKWAH MELALUI ZAKAT PERSPEKTIF UMAR BIN KHATTAB. Dakwatuna: Jurnal Dakwah dan Komunikasi Islam, [S.l.], v. 2, n. 2, p. 64-79, aug. 2016. ISSN 2686-1100. Available at: <https://ejournal.iaisyarifuddin.ac.id/index.php/dakwatuna/article/view/119>. Date accessed: 24 sep. 2022.