Cita APA (7a ed.)

Smith, B. (1967). The world s great coper mines. Hutchinson of London.

Cita Chicago Style (17a ed.)

Smith, B.Webster. The World S Great Coper Mines. Londres: Hutchinson of London, 1967.

Cita MLA (8a ed.)

Smith, B.Webster. The World S Great Coper Mines. Hutchinson of London, 1967.