Cita APA (7a ed.)

Penzer, N. M. (1924). Non-ferrous metals and other minerals. Ernest Benn.

Cita Chicago Style (17a ed.)

Penzer, N. M. Non-ferrous Metals and Other Minerals. London: Ernest Benn, 1924.

Cita MLA (9a ed.)

Penzer, N. M. Non-ferrous Metals and Other Minerals. Ernest Benn, 1924.