Posthuma, A J2012-08-282012-08-281988Posthuma, A.J. 1988. Jan Christian Smuts. The conscience of a South African by K. Ingham. (1986) [Boek resensie] Yesterday & today = Gister en vandag, 16:30-31, Sep. [http://www.sashtw.org.za/index2.htm] [http://dspace.nwu.ac.za/handle/10394/5126]2223-0386http://hdl.handle.net/10394/7105otherArticle