Woudstra, Marit Helen; Janse van Rensburg, Estie; Visser, M.J. (Maretha Johanna); Jordaan, J.C. (Joyce)(Education Association of South Africa, 2018-02)
Maree, J.G. (Kobus); Gerryts, Erna W.; Fletcher, Lizelle; Olivier, Joyce(NISC (Pty) Ltd and Informa UK Limited (trading as Taylor and Francis Group), 2019)