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Abayasekara A. W. A. D. G., . (1979). Population of Sri Lanka : A Reader. : University of Colombo.
Abayasekara A W A D G, . 1979. Population of Sri Lanka : A Reader. : University of Colombo.
Abayasekara A W A D G, . Population of Sri Lanka : A Reader. : University of Colombo. 1979.
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