Hermansyah, R. and Sutanto, E.M. 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 (Aug. 2012). DOI:https://doi.org/10.20473/jmtt.v5i2.2557.