United States. Department of Commerce. (1919). Glass and glass sand. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of Commerce. Glass and Glass Sand. [Washington]: [publisher not identified], 1919.
MLA (9th ed.) CitationUnited States. Department of Commerce. Glass and Glass Sand. [publisher not identified], 1919.
Warning: These citations may not always be 100% accurate.