Citação norma APA

USDA & Economic research service. (2001). Agri-environment polisy at the crossroads: Guideposts on a changing landscape; agricultural economic report No794.

Citação norma Chicago

USDA and Economic research service. Agri-environment Polisy at the Crossroads: Guideposts on a Changing Landscape; Agricultural Economic Report No794. 2001.

Citação norma MLA

USDA and Economic research service. Agri-environment Polisy at the Crossroads: Guideposts on a Changing Landscape; Agricultural Economic Report No794. 2001.

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