FAO. (1988). FAO conservation guide N.13.3: Watershed management field manual: slope treatment measures and practices. Rome: FAO.
Trích dẫn kiểu ChicagoFAO. FAO Conservation Guide N.13.3: Watershed Management Field Manual: Slope Treatment Measures and Practices. Rome: FAO, 1988.
Deismireacht MLAFAO. FAO Conservation Guide N.13.3: Watershed Management Field Manual: Slope Treatment Measures and Practices. Rome: FAO, 1988.
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