Van der Merwe, Willemien; Basson, Johan Schutte; Coetzee, Melinde(Graduate School of Business Leadership and the Department of Business Management, University of South Africa, 2009)
Carrim, Nasima Mohamed Hoosen; Basson, Johan Schutte; Coetzee, Melinde(Graduate School of Business Leadership and the Department of Business Management, University of South Africa, 2006)