Kossinna, C. Welianga, W. ගංගා මහ මුහුදට දිගු ගමනක් - Boralesgamuwa Visidunu Publisher 2021 - 20 1 LK - Ganga - 2022-02-09 - Purchase ISBN: 978-955-1741-98-3 Nat. Bib. No.: 7631 Nat. Bib. Agency Control No.: 627(548.7)KOS Subjects--Topical Terms: Environmental Science Universal Decimal Class. No.: 627 1