Widyaningsih, Bekti, et al. “Penerapan Etika Bisnis Islam Dalam Pelayanan Biro Travel Umroh Dan Haji Di Kabupaten Jombang”. JoEMS : Journal of Education and Management Studies, vol. 7, no. 1, June 2024, pp. 1-5, doi:10.32764/joems.v7i1.1119.