Não informado. (1963). English Language Notes. University of Colorado, Department of English.
Style de citation Chicago (17e éd.)Não informado. English Language Notes. Boulder, Colo: University of Colorado, Department of English, 1963.
Style de citation MLA (8e éd.)Não informado. English Language Notes. University of Colorado, Department of English, 1963.
Attention : ces citations peuvent ne pas être correctes à 100%.