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2
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Water rights and irrigation practices : a study of Thorenagama hamlet in the Mahaweli development area, Sri Lanka / S.L. Tilakasiri.
- People's bank. Research department,
- [ca. 1980].
- Colombo :
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Universal adult franchise / [comp. by J. Uyangoda].
- Movement for the defence of democratic rights,
- [ca. 1980].
- Colombo :