Levis, E. C. (1923). Citizenship: A practical textbook in community civics. Harcourt, Brace and company.
Style de citation Chicago (17e éd.)Levis, Ella Cannon. Citizenship: A Practical Textbook in Community Civics. New York: Harcourt, Brace and company, 1923.
Style de citation MLA (8e éd.)Levis, Ella Cannon. Citizenship: A Practical Textbook in Community Civics. Harcourt, Brace and company, 1923.
Attention : ces citations peuvent ne pas être correctes à 100%.