Association of Education Professionals ජාතික අධ්යාපන ප්රතිපත්ති යෝජනා = Jathika adyapana prathipaththi yojana - 2nd Ed.; - Nugegoda Association of Education Professionals, 2015 - 69p.; ISBN: 9789557767000 Subjects--Topical Terms: Education Dewey Class. No.: 370 / EDU