Islamic Business and Management Journal (p-ISSN: on progres e-ISSN: on progres), is a scientific journal published by Department of Management, Faculty of Economics and Management, University of Darussalam Gontor, Jln. Raya Siman KM. 5, Ponorogo, Jawa Timur; Telp. (0352)48762, Fax: (0352)488182, E-mail: dhika.amalia@unida.gontor.ac.id