एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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