United States. Government Printing Office. (1908). Industrial hygiene, U.S. Government Printing Office exhibit, International Congress on Tuberculosis, Washington, D.C., Sept. 21 to Oct. 12, 1908. GPO.
Chicago Style (17th ed.) CitationUnited States. Government Printing Office. Industrial Hygiene, U.S. Government Printing Office Exhibit, International Congress on Tuberculosis, Washington, D.C., Sept. 21 to Oct. 12, 1908. [Washington]: GPO, 1908.
MLA (9th ed.) CitationUnited States. Government Printing Office. Industrial Hygiene, U.S. Government Printing Office Exhibit, International Congress on Tuberculosis, Washington, D.C., Sept. 21 to Oct. 12, 1908. GPO, 1908.
Warning: These citations may not always be 100% accurate.