Jayathilaka,K.M.D.S සර්ෂණය - Lakva Publishers Baththaramulla 2010 - 291p 1 - 2023-10-23 ISBN: 978-955-1605-24-7 Nat. Bib. No.: 0004733 Nat. Bib. Agency Control No.: JAY Universal Decimal Class. No.: 511.6