Dharmawardhana, Wajira Gas gembo, simhala sahal saha jana horu jayivavividhatvaya pilibanda tevana lova dakma - Hikkaduwa Wajira Dharmawardhana 2000 - viii, 163p. ISBN: 9789559726005 Subjects--Topical Terms: ECONOMICS Dewey Class. No.: 333.95 / D31