PurwaningtyasF., TanjungS.P., MayliningrumI., SariJ.E. and MasitohS. 2023. Perilaku Informasi Perpustakaan Dalam Pelayanan di Perpustakaan Universitas Islam Sumatera Utara. Da’watuna: Journal of Communication and Islamic Broadcasting. 3, 1 (Jan. 2023), 381-389. DOI:https://doi.org/10.47467/dawatuna.v3i1.2488.