Citation:Sandaruwan, D. 2015. යථාර්තවාදී රංගනයේ ඵලදායිතාව පිළිබඳ විමර්ශනයක්. Proceedings of the 3rd Research Symposium for Temporary Academic Staff – RSTAS 2015, The Research Center for Social Sciences, Faculty of Social Sciences, University of Kelaniya, Sri Lanka. p 20.