Gunawardana, A. M. T. (1981). Water management under small village tanks. Agrarian Research & Training Institute.
Citace podle Chicago (17th ed.)Gunawardana, A. M. T. Water Management Under Small Village Tanks. Colombo, Sri Lanka: Agrarian Research & Training Institute, 1981.
Citace podle MLA (9th ed.)Gunawardana, A. M. T. Water Management Under Small Village Tanks. Agrarian Research & Training Institute, 1981.
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