Karalasingham , P. A guide to goods and services tax (G.S.T.) - 6th ed. - Colombo : National Taxpayers , 1994 . - 260 p . Charts ; 25 cm Subjects--Topical Terms: EconomicsPublic Finance / Cooperate Governance Subjects--Index Terms: Guide Taxation Income Tax Capital Allowences Trade Dewey Class. No.: 336.2 / KAR