UMOH, Mbuotidem O. Service Policies In Libraries: In Uduak Enang, Mercy Ukpanah and Mercy Ebong. Rudiments of Library and Information Science. Afrischolar Discovery Repository (Annex), [S. l.], 2024. DOI: 10.60951/afrischolar-380. Disponível em: https://publications.afrischolar.net/index.php/home/article/view/380.. Acesso em: 22 feb. 2025.