Yazar
Jan Ubels
4 cilt bulundu.
Cilt sonuçları
Capacity development in practice
Jan Ubels · Earthscan
338 sayfa · 2010
Economic assistance / Technical assistance / Economic development / Institution building
Irrigation design in Africa
Jan Ubels, Lucas Horst · Technical Centre for Agricultural and Rural Co-ope
115 sayfa · 1993
Project design / Irrigation / Irrigation engineering / Citizen participation / Sustainable development