irrigation projects Kitapları

Bu türde 2 kitap

Guide to the economic evaluation of irrigation projects by Hellmuth Bergmann - Book Cover

Guide to the economic evaluation of irrigation projects

Hellmuth Bergmann

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Principles of project formulation for irrigation and drainage projects by American Society of Civil Engineers. Technical Committee on Project Formulation for Irrigation and Drainage Systems. - Book Cover

Principles of project formulation for irrigation and drainage projects

American Society of Civil Engineers. Technical Committee on Project Formulation for Irrigation and Drainage Systems.

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