APA (7th ed.) Citation

United States. Bureau of Mines. (1926). Petroleum refinery statistics, 1926. GPO.

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Petroleum Refinery Statistics, 1926. [Washington]: GPO, 1926.

MLA (9th ed.) Citation

United States. Bureau of Mines. Petroleum Refinery Statistics, 1926. GPO, 1926.

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