Warner, K. (1991). Shifting cultivators: Local technical knowledge and natural resource management in the humid tropics (4th ed.). Food and Agriculture Organization of the United Nations.
Dyfyniad Arddull ChicagoWarner, Katherine. Shifting Cultivators: Local Technical Knowledge and Natural Resource Management in the Humid Tropics. 4th ed. Rome: Food and Agriculture Organization of the United Nations, 1991.
Dyfyniad MLAWarner, Katherine. Shifting Cultivators: Local Technical Knowledge and Natural Resource Management in the Humid Tropics. 4th ed. Food and Agriculture Organization of the United Nations, 1991.
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