Ariyaratne, A. R.Alahakoon, P. M. K.Bandara, D. C.2024-10-092024-10-092009-12-03Peradeniya University Research Session PURSE -2009, Proceeding and Abstracts, Vol.14,3rd December, 2009, University of Peradeniya, PP. 426https://ir.lib.pdn.ac.lk/handle/20.500.14444/1657en-USEducationeLearningUniversity of peradeniyaArticle