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.
Παραπομπή σε μορφή Chicago (17η εκδ.)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.
Παραπομπή σε μορφή MLA (8th εκδ.)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.