Harefa, Hilda Syaf’aini, Maretta Ginting, and Ronnie Togar Mulia Sirait. “Pendampingan Preservasi Koleksi Buku Di Perpustakaan Nusa Tunas Unggulan (NTU) Academy Medan”. Altifani : Jurnal Pengabdian Masyarakat Ushuluddin, Adab, dan Dakwah 3, no. 1 (August 28, 2024): 19–32. Accessed November 21, 2024. https://ejournal.iainkerinci.ac.id/index.php/altifani/article/view/2577.