United States. Office of Education & Dunn, A. W. (1916). Social studies in secondary education: Six-year program adapted both to 6-3-3 and 8-4 plans of organization; report of Committee on Social Studies of Commission on Reorganization of Secondary Education of National Education Association. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Office of Education and Arthur William Dunn. Social Studies in Secondary Education: Six-year Program Adapted Both to 6-3-3 and 8-4 Plans of Organization; Report of Committee on Social Studies of Commission on Reorganization of Secondary Education of National Education Association. Washington: U.S. GPO, 1916.
MLA (9th ed.) CitationUnited States. Office of Education and Arthur William Dunn. Social Studies in Secondary Education: Six-year Program Adapted Both to 6-3-3 and 8-4 Plans of Organization; Report of Committee on Social Studies of Commission on Reorganization of Secondary Education of National Education Association. U.S. GPO, 1916.