APA (7th ed.) Citation

United States. Department of Commerce. (1916). Methods of testing natural gas for gasoline content. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Commerce. Methods of Testing Natural Gas for Gasoline Content. [Washington]: GPO, 1916.

MLA (9th ed.) Citation

United States. Department of Commerce. Methods of Testing Natural Gas for Gasoline Content. GPO, 1916.

Warning: These citations may not always be 100% accurate.