Hermansyah, Rocky, and Eddy M. Sutanto. 2012. “Analisis Efektivitas "Customer Delight Program” Terhadap Motivasi Kerja Karyawan Di Shangri-La Hotel Surabaya”. Jurnal Manajemen Teori Dan Terapan| Journal of Theoretical and Applied Management 5 (2). https://doi.org/10.20473/jmtt.v5i2.2557.