APA-viite

Kuiper, M. (1997). The impact of land degradation on agricultural productivity a multi-period economic land use model; a case study of the Neguev settlement, Costa Rica.

Chicago-tyylinen lähdeviittaus

Kuiper, M. The Impact of Land Degradation On Agricultural Productivity a Multi-period Economic Land Use Model; a Case Study of the Neguev Settlement, Costa Rica. 1997.

MLA-viite

Kuiper, M. The Impact of Land Degradation On Agricultural Productivity a Multi-period Economic Land Use Model; a Case Study of the Neguev Settlement, Costa Rica. 1997.

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