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Integrated science in the junior secondary school in Sri Lanka / by A.M. Ranaweera. by Series: Experiments and innovations in education ; no. 27. | Experiments and innovations in education. Asian series.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Paris : Unesco Press, 1976
Availability: Items available for loan: Kenya National Commission for UNESCO (2)Call number: 1.45RAN, ...

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