APA (7th ed.) Citation

United States. Bureau of Mines. (1939). Milling methods and costs at Mount Isa Mines, Ltd., Mount Isa, Queensland, Australia. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Milling Methods and Costs at Mount Isa Mines, Ltd., Mount Isa, Queensland, Australia. [Washington]: [s.n.], 1939.

MLA (9th ed.) Citation

United States. Bureau of Mines. Milling Methods and Costs at Mount Isa Mines, Ltd., Mount Isa, Queensland, Australia. [s.n.], 1939.

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