Rydzewski, J. R. (1987). irrigation development planning: An introduction for engineers. john and wiley & sons.
Tohutoru Kātū Chicago (17th ed.)Rydzewski, J. R. Irrigation Development Planning: An Introduction for Engineers. london: john and wiley & sons, 1987.
Tohutoro MLA (9th ed.)Rydzewski, J. R. Irrigation Development Planning: An Introduction for Engineers. john and wiley & sons, 1987.
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