Pratama, Putu Arda Wahyu, I Wayan Bagian, and Ni Luh Wayan Sayang Telagawati. “Analisis Return on Training Investment Pada Pelatihan Service Excellence Dalam Unit Kerja Pemberian Kredit Di Bank BPR”. Jurnal Manajemen Indonesia 7, no. 2 (July 30, 2019): 104–115. Accessed May 9, 2024. https://ejournal.undiksha.ac.id/index.php/JMI/article/view/38318.