Liyanaarachchi, K.R.Damayanthi, M.K.N.2016-02-112016-02-112015Liyanaarachchi, K.R. and Damayanthi, M.K.N. 2015. Global Oil Price Collapse: Contributory Factors. National Conference on Applied Social Statistics Research (NCASSR), Social Statistics Students’ Association, Department of Economics, University of Kelaniya, Sri Lanka. pp 17.http://repository.kln.ac.lk/handle/123456789/11642enArticle