Kriel, R. G.Barnard, Cornelius Johannes2016-02-032016-02-031969-071969-072016-02-02http://hdl.handle.net/11660/2252Abstract not availableafThesis (D.Phil. (Psychology))--University of the Free State, 1969Technical educationEngineering -- Study and teaching (Higher)Die keuring van leerlingingenieurstegnici vir opleiding aan tegniese kollegesThesisUniversity of the Free State