Gunasekara, Upali උපදේශනයට ප්රවේශයක් = upadeshanayata preweshayak - Kalagedihena: Author, 1998. - 116p.; 21 cm. ISBN: 955-96098-7-4 Subjects--Topical Terms: Education Dewey Class. No.: 370.15 / GUN