Rahayu, Yunita Utami, et al. “IMPELEMNTATION OF SHARIA PRINCIPLES ON NOOR BANDUNG HOTEL MANAGEMENT”. TSARWATICA (Islamic Economic, Accounting, and Management Journal), vol. 1, no. 2, Feb. 2020, pp. 42-52, https://ojs.stiesa.ac.id/index.php/tsarwatica/article/view/389.