Cita APA (7th ed.)

Pryor, E. J. (1958). Economics for the mineral engineer. Pergamon Press.

Cita Chicago (17th ed.)

Pryor, E. J. Economics for the Mineral Engineer. Lond.: Pergamon Press, 1958.

Cita MLA (8th ed.)

Pryor, E. J. Economics for the Mineral Engineer. Pergamon Press, 1958.