Vorster, C. M., and J. du Plooy. “’n Christelik-Reformatoriese Evaluering Van Neuro-linguïstiese Programmering As Psigo-Terapeutiese Model”. Tydskrif vir Christelike Wetenskap | Journal for Christian Scholarship 41, no. 3 - 4 (June 30, 2005): 189-214. Accessed May 5, 2024. https://pubs.ufs.ac.za/index.php/tcw/article/view/58.