Katabalwa, Anajoyce Samuel, and Ester Ernest Mnzava. “Usage of Online Public Access Catalogue (OPAC) by Undergraduate Students AtSokoine University of Agriculture”. University of Dar es Salaam Library Journal 15, no. 2 (April 20, 2021): 84–99. Accessed April 7, 2026. http://196.44.161.124/index.php/lj/article/view/3989.