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ඔබේ ගමට කුඩා පරිමාණ ජල ශක්තිය සුදුසුද? Obe gamata kudaa parimana jala shakthiya sudusuda? - Colombo 3 Intermediate Technology Development Group [n.d.] - 20p. : ill.

Small Scale Water Power Programme


DAMS-Construction
Hydraulic power plants-Construction

627.8 / O2

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