Educational Policies Commission. (1940). Learning the ways of democracy: A case book of civic education. Educational Policies Commission, National Education Association of the United States and the American Association of School Administrators.
Style de citation Chicago (17e éd.)Educational Policies Commission. Learning the Ways of Democracy: A Case Book of Civic Education. Washington, D.C.: Educational Policies Commission, National Education Association of the United States and the American Association of School Administrators, 1940.
Style de citation MLA (8e éd.)Educational Policies Commission. Learning the Ways of Democracy: A Case Book of Civic Education. Educational Policies Commission, National Education Association of the United States and the American Association of School Administrators, 1940.