Kumaranasinghe, Nimal Siri අධ්යාපන පෙරළිය = aDHyapana peraLiya - Colombo: Gunasena, 1958. - xx,218p.; 20 cm. Subjects--Topical Terms: EducationWimaladharma Diyasena Collection Dewey Class. No.: 370 / KUM