APA (7th ed.) Citation

United States. Department of Commerce. (1923). Leaching nonsulphide copper ores with sulphur dioxide. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Commerce. Leaching Nonsulphide Copper Ores with Sulphur Dioxide. [Washington]: GPO, 1923.

MLA (9th ed.) Citation

United States. Department of Commerce. Leaching Nonsulphide Copper Ores with Sulphur Dioxide. GPO, 1923.

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