Não informado. (1932). Educational conference. American Council on Education.
Chicago-referens (17:e uppl.)Não informado. Educational Conference. New York: American Council on Education, 1932.
MLA-referens (8:e uppl.)Não informado. Educational Conference. American Council on Education, 1932.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.