Spanish Mercury from Almaden: Paris International Exhibition,1937. Administrative Council of the Almaden and Arrayanes Mines.Ministry of Finance.
Cita Chicago Style (17a ed.)Spanish Mercury from Almaden: Paris International Exhibition,1937. [Madrid]: Administrative Council of the Almaden and Arrayanes Mines.Ministry of Finance.
Cita MLA (9a ed.)Spanish Mercury from Almaden: Paris International Exhibition,1937. Administrative Council of the Almaden and Arrayanes Mines.Ministry of Finance.
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