Design guides and criteria for irrigation canals, O & M roads drainage channels & appurtenant structures

Manylion Llyfryddiaeth
Prif Awdur: Iglesia, Godofredo N.
Awdur Corfforaethol: Philippines. National Irrigation Administration
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Quezon City National Irrigation Administration 1979.
Pynciau: