APA način citiranja

Cornwell, E. (2014). Effects of different agricultural systems on soil quality in Northern Limón province, Costa Rica.

Čikaški stil citiranja

Cornwell, Emma. Effects of Different Agricultural Systems On Soil Quality in Northern Limón Province, Costa Rica. 2014.

MLA način citiranja

Cornwell, Emma. Effects of Different Agricultural Systems On Soil Quality in Northern Limón Province, Costa Rica. 2014.

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