TY - GENERIC DO - 10.20944/preprints201608.0126.v1 UR - http://dx.doi.org/10.20944/preprints201608.0126.v1 TI - From Oral to Written Dakwah: A Study on the Development of Preaching Methods in Indonesia T2 - Preprints AU - Agus Ahmad, Safei PY - 2016 DA - 2016/08/11 PB - Preprints