United States. Office of Education & Washburne, C. (1923). Progressive tendencies in European education. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Office of Education and Carleton Washburne. Progressive Tendencies in European Education. Washington: U.S. GPO, 1923.
MLA (9th ed.) CitationUnited States. Office of Education and Carleton Washburne. Progressive Tendencies in European Education. U.S. GPO, 1923.
Warning: These citations may not always be 100% accurate.