Erasmus, A2012-07-052012-07-051993Erasmus, A. 1993. History and business. Yesterday & today = Gister en vandag, 25:22-23, May. [http://www.sashtw.org.za/index2.htm] [http://dspace.nwu.ac.za/handle/10394/5126]2223-0386http://hdl.handle.net/10394/6765enArticle