Cita APA (7a ed.)

Gibbs, D. (1987). An introduction to CNC machining (2nd ed.). Cassell.

Cita Chicago Style (17a ed.)

Gibbs, David. An Introduction to CNC Machining. 2nd ed. London: Cassell, 1987.

Cita MLA (9a ed.)

Gibbs, David. An Introduction to CNC Machining. 2nd ed. Cassell, 1987.