APA (7th ed.) Citation

Irving R. D. Roland Duer. (1883). The copper-bearing rocks of Lake Superior. Washington, Governmext Printing Office, 1883.

Chicago Style (17th ed.) Citation

Irving R. D. Roland Duer. The Copper-bearing Rocks of Lake Superior. Washington, Governmext Printing Office, 1883, 1883.

MLA (9th ed.) Citation

Irving R. D. Roland Duer. The Copper-bearing Rocks of Lake Superior. Washington, Governmext Printing Office, 1883, 1883.

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