(1926). Asbestos: Sources and trade. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationAsbestos: Sources and Trade. [Washington?]: U.S. Government Printing Office, 1926.
MLA (9th ed.) CitationAsbestos: Sources and Trade. U.S. Government Printing Office, 1926.
Warning: These citations may not always be 100% accurate.