(1939). Education for democracy: The proceedings of the congress on education for democracy held at teachers College, Columbia University August 15,16,17, 1939. Columbia Univ..
Citazione stile Chigago Style (17a edizione)Education for Democracy: The Proceedings of the Congress on Education for Democracy Held at Teachers College, Columbia University August 15,16,17, 1939. New York: Columbia Univ., 1939.
Citatione MLA (8a ed.)Education for Democracy: The Proceedings of the Congress on Education for Democracy Held at Teachers College, Columbia University August 15,16,17, 1939. Columbia Univ., 1939.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.