APA
Food and Agriculture organization of United Nation, .Training for Agriculture and Rural Development 1983 (FAO Economics and Social development Series No.31). : .
Chicago
Food and Agriculture organization of United Nation, .Training for Agriculture and Rural Development 1983 (FAO Economics and Social development Series No.31). : .
Harvard
Food and Agriculture organization of United Nation, .Training for Agriculture and Rural Development 1983 (FAO Economics and Social development Series No.31). : .
MLA
Food and Agriculture organization of United Nation, .: . .