APA (7th ed.) Citation

Howe, H. M. (1885). Copper smelting. Department of the Interior, United States Geological Survey.

Chicago Style (17th ed.) Citation

Howe, Henry Marion. Copper Smelting. Washington, D.C.: Department of the Interior, United States Geological Survey, 1885.

MLA (9th ed.) Citation

Howe, Henry Marion. Copper Smelting. Department of the Interior, United States Geological Survey, 1885.

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