Chandra Varakaadheniya මවුලය සහ පරමාණු - S.Godage&Brothers Colombo 1997 - 24p 1 - 2023-11-28 ISBN: 978-955-30-6956-6 Nat. Bib. No.: 0006204 Nat. Bib. Agency Control No.: VAR Universal Decimal Class. No.: 500