Moses Soediro. “ANALISIS PENGARUH TOP MANAGEMENT COMMITMENT TERHADAP SUPPLIER PERFORMANCE DAN SUPPLIER RELATIONSHIP MANAGEMENT PADA HOTEL BUDGET DI SURABAYA”. EKONOMIKA45 :  Jurnal Ilmiah Manajemen, Ekonomi Bisnis, Kewirausahaan, vol. 4, no. 2, June 2017, pp. 104-16, https://jurnaluniv45sby.ac.id/index.php/ekonomika/article/view/53.