Citação norma APA

Ngwira, A., Thierfelder, C., & Lambert, D. (2013). Conservation agriculture systems for Malawian smallholder farmers: Long term effects on crop productivity, profitability and soil quality.

Citação norma Chicago

Ngwira, A.R., C. Thierfelder, y D. Lambert. Conservation Agriculture Systems for Malawian Smallholder Farmers: Long Term Effects On Crop Productivity, Profitability and Soil Quality. 2013.

Citação norma MLA

Ngwira, A.R., C. Thierfelder, y D. Lambert. Conservation Agriculture Systems for Malawian Smallholder Farmers: Long Term Effects On Crop Productivity, Profitability and Soil Quality. 2013.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.