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Dyfyniad Arddull ChicagoLebbe, Ishak. North West Land & Water Resources Development Project: Vanathavillu Socio-economic Study. Colombo: Agrarian Research & Training Institute, 1982.
Dyfyniad MLALebbe, Ishak. North West Land & Water Resources Development Project: Vanathavillu Socio-economic Study. Agrarian Research & Training Institute, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.