United States. Bureau of Standards & Cannon, J. Q. (1930). Standards and specifications for nonmetallic minerals and their products. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Bureau of Standards and John Quayle Cannon. Standards and Specifications for Nonmetallic Minerals and Their Products. [Washington?]: U.S. Government Printing Office, 1930.
MLA (9th ed.) CitationUnited States. Bureau of Standards and John Quayle Cannon. Standards and Specifications for Nonmetallic Minerals and Their Products. U.S. Government Printing Office, 1930.
Warning: These citations may not always be 100% accurate.