APA (7th ed.) Citation

Simmons, G. C. (1968). Geology and mineral resources of the Barão de Cocais area, Minas Gerais, Brazil. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Simmons, George Clarke. Geology and Mineral Resources of the Barão De Cocais Area, Minas Gerais, Brazil. Washington: United States Department of the Interior, Geological Survey, 1968.

MLA (9th ed.) Citation

Simmons, George Clarke. Geology and Mineral Resources of the Barão De Cocais Area, Minas Gerais, Brazil. United States Department of the Interior, Geological Survey, 1968.