Afifah, A. “?????????? ??? ????? ?????? ???????? ????? ?????? ?? ????? ??? ????? ???????? ????? ???? ?????? ???????? 2015”. Iqtishodia: Jurnal Ekonomi Syariah, vol. 2, no. 2, Nov. 2017, pp. 105-26, doi:10.35897/iqtishodia.v2i2.104.