Herath, H.M.N.A.K.2016-02-292016-02-292010Herath, H.M.N.A.K. (2010). Effects of semantic notions in second language acquisition of the English article system. M.A. Thesis, University of Kelaniya.http://repository.kln.ac.lk/handle/123456789/11972enEffects of semantic notions in second language acquisition of the English article systemThesis