Adyayana podu sahathika pathra (samanya pela) vibagaya kotas dekak vashayen pevathveeme nava yojanava pilibanda ilakka kandayamvala sanjanana sahitha prathipaththi paryeshanaya Sri Lanka. Department of Research and Development

By: Material type: TextTextLanguage: Sinhala Language Publication details: Maharagama Department of Research and Development 2007Description: pbk.: 42 p.; 30 cmDDC classification:
  • 370 SRI
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