Style de citation APA (7e éd.)

(2006). Agricultural Resources & Environmental Indicators. United States Department of Agriculture.

Style de citation Chicago (17e éd.)

Agricultural Resources & Environmental Indicators. United States Department of Agriculture, 2006.

Style de citation MLA (9e éd.)

Agricultural Resources & Environmental Indicators. United States Department of Agriculture, 2006.

Attention : ces citations peuvent ne pas être correctes à 100%.