Mogotsi, Isaac C.; Boon, J.A. (Johannes Anton); Fletcher, Lizelle(Department of Knowledge and Information Management, University of Johannesburg, 2011-11-25)
Scheepers, M.D. (Maria Detken); De Boer, Ann-Louise; Bothma, T.J.D. (Theodorus Jan Daniel); Du Toit, Pieter Hertzog(Library & Information Association of South Africa, 2011-04-30)