Heghin, M., & Thomas, F. O. (1937). Manual for Steps to citizenship. Works Progress Administration, Adult Education Project, University of Chicago.
Style de citation Chicago (17e éd.)Heghin, Mary, et Frances O. Thomas. Manual for Steps to Citizenship. Chicago: Works Progress Administration, Adult Education Project, University of Chicago, 1937.
Style de citation MLA (8e éd.)Heghin, Mary, et Frances O. Thomas. Manual for Steps to Citizenship. Works Progress Administration, Adult Education Project, University of Chicago, 1937.
Attention : ces citations peuvent ne pas être correctes à 100%.