Disanayaka,J.B. පද නිර්මාණය = sinhala riithiya - 7 : pada nirmaaNaya - Nugegoda: Sumitha Books, 2014. - 283p.; 20cm ISBN: 978-955-0335-61-9 Subjects--Topical Terms: Sinhala Language Dewey Class. No.: 491.48 / DIS