Le Roux, Alta; Snyman, M.E. (Martha Elizabeth)(Unit for Community Communication, Dept of Communication and Information Studies, University of the Free State, 2007-11)
Van Zyl, Anthea; Amadi-Echendu, J.E. (Joe); Bothma, T.J.D. (Theodorus Jan Daniel)(Department of Knowledge and Information Management, University of Johannesburg, 2007-03)