APA

Johnson R. F., Departmento nacional da produc̜ão mineral B. & International Cooperation Administration of the Department of State. (1962). Lead-zinc deposits of the Boquira district, State of Bahia, Brazil. Washington: United States Government Printing Office.

Chicago

Johnson Robert F, Departmento nacional da produc̜ão mineral Brazil and International Cooperation Administration of the Department of State. 1962. Lead-zinc deposits of the Boquira district, State of Bahia, Brazil. Washington: United States Government Printing Office.

Harvard

Johnson R. F., Departmento nacional da produc̜ão mineral B. and International Cooperation Administration of the Department of State. (1962). Lead-zinc deposits of the Boquira district, State of Bahia, Brazil. Washington: United States Government Printing Office.

MLA

Johnson Robert F, Departmento nacional da produc̜ão mineral Brazil and International Cooperation Administration of the Department of State. Lead-zinc deposits of the Boquira district, State of Bahia, Brazil. Washington: United States Government Printing Office. 1962.