United States. Department of Commerce. (1913). Preparation of specifications for petroleum products. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Commerce. Preparation of Specifications for Petroleum Products. [Washington]: GPO, 1913.
MLA (9th ed.) CitationUnited States. Department of Commerce. Preparation of Specifications for Petroleum Products. GPO, 1913.
Warning: These citations may not always be 100% accurate.