Results
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221.
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කාර්යය පහසු කර ගනිමු Language: Sinhala
Publication details: NIE, 1992
Availability: Items available for loan: Maharagama (1).
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222.
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ජාත්යන්තර වෙළෙඳාම Language: Sinhala
Publication details: NIE, 1994
Availability: Items available for loan: Maharagama (1).
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223.
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ජාත්යන්තර සංවිධාන 1 Language: Sinhala
Publication details: NIE, 1992
Availability: Items available for loan: Maharagama (2).
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224.
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දේශගුණය Language: Sinhala
Publication details: NIE, 1986
Availability: Items available for loan: Maharagama (4).
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225.
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නිරීක්ෂණය Language: Sinhala
Publication details: NIE, 1983
Availability: Items available for loan: Maharagama (1).
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226.
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පරිසර අධ්යයනය ඇගයීම Language: Sinhala
Publication details: NIE, 1991
Availability: Items available for loan: Maharagama (3).
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227.
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පරිසර අධ්යයනය ඇගයීම Language: Sinhala
Publication details: NIE, 1988
Availability: Items available for loan: Maharagama (1).
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228.
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229.
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230.
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231.
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232.
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පරිසර අධ්යයනය හැඳින්වීම Language: Sinhala
Publication details: NIE, 1983
Availability: Items available for loan: Maharagama (2).
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233.
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234.
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පරිසරය අධ්යයනය කිරීම Language: Sinhala
Publication details: NIE, 1984
Availability: Items available for loan: Maharagama (2).
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235.
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පරිසරය හඳුනා ගන්න Language: Sinhala
Publication details: NIE, 1992
Availability: Items available for loan: Maharagama (2).
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236.
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පිහිටීම Language: Sinhala
Publication details: NIE, 1990
Availability: Items available for loan: Maharagama (1).
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237.
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පිහිටීම Language: Sinhala
Publication details: NIE, 1984
Availability: Items available for loan: Maharagama (2).
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238.
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පීඩනය Language: Sinhala
Publication details: NIE, 1985
Availability: Items available for loan: Maharagama (1).
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239.
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පෘථිවියේ භෞතික පරිසරය Language: Sinhala
Publication details: NIE, 1992
Availability: Items available for loan: Maharagama (1).
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240.
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පොළොව Language: Sinhala
Publication details: NIE, 1992
Availability: Items available for loan: Maharagama (1).
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