United States. Department of Commerce. (1917). Suggestions for safe operation of gasoline engines in mines. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Commerce. Suggestions for Safe Operation of Gasoline Engines in Mines. [Washington]: GPO, 1917.
MLA (9th ed.) CitationUnited States. Department of Commerce. Suggestions for Safe Operation of Gasoline Engines in Mines. GPO, 1917.
Warning: These citations may not always be 100% accurate.