Amadi, Edward C. R. “Knowledge of Various Types of Online Information Resources and Utilisation by Librarians for Effective Services Delivery in Public University Libraries in South-East, Nigeria”. Lagos Journal of Library and Information Science, vol. 11, no. 1 and 2, Sept. 2023, pp. 200-15, https://lajlis.org.ng/index.php/lajlis/article/view/15.