Pushpawelage, Sampath ගිණුම්කරණය - Samudra poth Prakashaks Colombo 2017 - 231p 1 - 2023-11-06 ISBN: 978-955-680-435-5 Nat. Bib. No.: 0006872 Nat. Bib. Agency Control No.: PUS Universal Decimal Class. No.: 330