Haloho, Elizabeth, Hilda Syaf’aini Harefa, and Ernita Siagian. “PENGARUH HOSPITALITY PUSTAKAWAN DAN SERVICE DIFFERENTIATION TERHADAP KINERJA LAYANAN PERPUSTAKAAN UNIVERSITAS KATOLIK SANTO THOMAS MEDAN”. Jurnal Manajemen dan Bisnis 24, no. 2 (August 21, 2024): 285–295. Accessed October 28, 2024. https://ejournal.ust.ac.id/index.php/JIMB_ekonomi/article/view/4041.