Spamer, Emanuel JohannesVan Zyl, Johanna Maria2014-08-152014-08-152013Spamer, E.J. & Van Zyl, J.M. 2013. Contact class attendance: Imperative for academic success of ODL students?. Progressio, 35(1):225-250. [ URL ]http://hdl.handle.net/10394/11165Contact class attendance: Imperative for academic success of ODL students?