Raper, M GDry, B2012-08-282012-08-281988Raper, M.G. & Dry, B. 1988. The heuristic method in the study of history at the primary school. Yesterday & today = Gister en vandag, 16:2-7, Sep. [http://www.sashtw.org.za/index2.htm] [http://dspace.nwu.ac.za/handle/10394/5126]2223-0386http://hdl.handle.net/10394/7096enArticle