United States. Bureau of Standards. (1920). Enamels for sheet iron and steel. GPO.
Chicago Style (17th ed.) CitationUnited States. Bureau of Standards. Enamels for Sheet Iron and Steel. [Washington]: GPO, 1920.
MLA (9th ed.) CitationUnited States. Bureau of Standards. Enamels for Sheet Iron and Steel. GPO, 1920.
Warning: These citations may not always be 100% accurate.