Cita APA (7a ed.)

Engh, T. A. (1992). Principles of metal refining (1a ed.). Oxford University Press.

Cita Chicago Style (17a ed.)

Engh, T. Abel. Principles of Metal Refining. 1a ed. Oxford: Oxford University Press, 1992.

Cita MLA (9a ed.)

Engh, T. Abel. Principles of Metal Refining. 1a ed. Oxford University Press, 1992.