Farmers' estimations as a source of production data : methodological guidelines for cereals in Africa/
Murphy, Josette.
Farmers' estimations as a source of production data : methodological guidelines for cereals in Africa/ - Washington D. C : The world bank, 1991. - 71p; ill.
0821317059
338.1 / MUR.N1
Farmers' estimations as a source of production data : methodological guidelines for cereals in Africa/ - Washington D. C : The world bank, 1991. - 71p; ill.
0821317059
338.1 / MUR.N1