Não informado. (2000). University of Colorado studies. University of Colorado.
Style de citation Chicago (17e éd.)Não informado. University of Colorado Studies. Boulder, Colo: University of Colorado, 2000.
Style de citation MLA (8e éd.)Não informado. University of Colorado Studies. University of Colorado, 2000.
Attention : ces citations peuvent ne pas être correctes à 100%.