“Pengaruh Pengembangan Sumber Daya Manusia Terhadap Efisiensi Operasional Di HIC Hotel”. Jurnal Multidisiplin West Science 4, no. 07 (July 28, 2025): 878–886. Accessed August 1, 2025. https://wnj.westsciences.com/index.php/jmws/article/view/2430.