APA-viite

FAO. (1988). FAO conservation guide N.13.3: Watershed management field manual: slope treatment measures and practices. Rome: FAO.

Chicago-tyylinen lähdeviittaus

FAO. FAO Conservation Guide N.13.3: Watershed Management Field Manual: Slope Treatment Measures and Practices. Rome: FAO, 1988.

MLA-viite

FAO. FAO Conservation Guide N.13.3: Watershed Management Field Manual: Slope Treatment Measures and Practices. Rome: FAO, 1988.

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