Royal Irrigation Department Library

มุมมองปกติ MARC view มุมมอง ISBD

Bell C., William.

Technical note No. 7 The broad - crested weir : A simple - accurate flow measuring device for irrigation channels Lam Nam Oon Sakon Nakhon, Thailand.

Dewey Class. No.: RID. 631.7 / B4t 1983