Não informado. (2001). Technical bulletin. Colorado Agricultural Experiment Station.
Style de citation Chicago (17e éd.)Não informado. Technical Bulletin. Fort Collins, Colo: Colorado Agricultural Experiment Station, 2001.
Style de citation MLA (8e éd.)Não informado. Technical Bulletin. Colorado Agricultural Experiment Station, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.