United States. Bureau of Education. (1880). International Educational Congress, to be held at Brussels, Belgium, Aug. 22-29, 1880. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Bureau of Education. International Educational Congress, to Be Held at Brussels, Belgium, Aug. 22-29, 1880. Washington, D.C.: U.S. Government Printing Office, 1880.
MLA (9th ed.) CitationUnited States. Bureau of Education. International Educational Congress, to Be Held at Brussels, Belgium, Aug. 22-29, 1880. U.S. Government Printing Office, 1880.
Warning: These citations may not always be 100% accurate.