Perera, M.S.S Sri Lanka journal of business economics [SLJBE] - Nugegoda University of Sri Jayawardenapura 2014 - 90 p. - Sri Lanka journal of business economics [SLJBE] Vol.05 . ISBN: 13919601 Subjects--Topical Terms: BOOKS BOX B1804ECONOMICSJOURNALS Dewey Class. No.: B1804 / LDC