Abubakar, U. A. “Digital-Divide As a Challenge to Libraries and Librarians in Nigerian Universities: A Case Study of Abubakar Tafawa Balewa University, Bauchi”. Journal of Research in Education and Society (JRES) , vol. 3, no. 2, Aug. 2012, pp. 1-12, http://icidr.org.ng/index.php/Jres/article/view/1279.