Bagudu, Suleiman Ndako, Department of Business Administration, Faculty of Management and Social Sciences, Ibrahim Badamasi Babangida University, Lapai, Niger State-Nigeria Baiq Rizki Pratama, Adelita Fitriani, Islamic Economic, Center of Religious and Cultural Studies
Postgraduate School
Universitas Gadjah Mada Bakhtiar, Fayakhun, Universitas Islam Indonesia Bougatef, Khemaies, University of Kairouan