Abeydeera,Nilmini Advanced Level Combined Mathematics-II Grade 12-Part I - Samudra Book Publishers Colombo 08 2015 - 437p 1 - 2024-01-23 ISBN: 978-955-680-352-5 Nat. Bib. No.: 0004493 Nat. Bib. Agency Control No.: ABE Universal Decimal Class. No.: 510