Cita APA (7th ed.)

Lumb, A. D. (1920). The platinum metals. J. Murray.

Cita Chicago (17th ed.)

Lumb, A. D. The Platinum Metals. London: J. Murray, 1920.

Cita MLA (8th ed.)

Lumb, A. D. The Platinum Metals. J. Murray, 1920.