Ariyawimala thero, Koswaththe ඔබ, පවුල හා සමාජය = oba,paula saha samajaya - Boralasgamuwa: Kumara, 1996. - viii,84p.; 21 cm. ISBN: 955-95963-0-6 Subjects--Topical Terms: Social Processes Dewey Class. No.: 303.323 / ARI