Septaningtyas Hidayat, Putri, Siska Armawati Sufa, and Eny Ratnasari. “The Role of the Department of Human Resourcesdevelopment in Employee Relations Activities in Family Business: Case Study on Royal Trawas Hotel & Cottages”. Jurnal Spektrum Komunikasi 9, no. 1 (June 30, 2021): 45–66. Accessed October 12, 2025. https://journal.stikosa-aws.ac.id/index.php/spektrum/article/view/143.