Athukorala, Daya Rohana විශිෂ්ට අධ්යාපන චින්තන = wishishta adhyapanachinthana - Panadura: Shiksha Mandira, 1997. - 80p.; 21 cm. ISBN: 955-9008-52-8 Subjects--Topical Terms: Education Dewey Class. No.: 370.1 / ATH