DEZANERU, Rio. Peningkatkan Kepuasan Melalui Penerapan Senyum, Salam, Sapa (3s) Dalam Layanan Sirkulasi Di Perpustakaan Universitas Jambi. Journal of Social Knowledge Education (JSKE), [S. l.], v. 1, n. 2, p. 40–46, 2020. DOI: 10.37251/jske.v1i2.347. Disponível em: https://cahaya-ic.com/index.php/JSKE/article/view/347. Acesso em: 19 jun. 2026.