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