D W Norman. (1995). FAO farm systems management series N10: The farming systems approach to development and appropriate technology generation. Rome: FAO.
Chicago-stil citatD W Norman. FAO Farm Systems Management Series N10: The Farming Systems Approach to Development and Appropriate Technology Generation. Rome: FAO, 1995.
MLA-referensD W Norman. FAO Farm Systems Management Series N10: The Farming Systems Approach to Development and Appropriate Technology Generation. Rome: FAO, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.