D W Norman. (1995). FAO farm systems management series N10: The farming systems approach to development and appropriate technology generation. Rome: FAO.
Chicago Style aipamenaD W Norman. FAO Farm Systems Management Series N10: The Farming Systems Approach to Development and Appropriate Technology Generation. Rome: FAO, 1995.
MLA aipamenaD W Norman. FAO Farm Systems Management Series N10: The Farming Systems Approach to Development and Appropriate Technology Generation. Rome: FAO, 1995.
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