Cita APA (7th ed.)

Attard, G., & Barnes, C. (1998). Surfaces. Oxford University Press.

Cita Chicago (17th ed.)

Attard, Gary, i Colin Barnes. Surfaces. Oxford: Oxford University Press, 1998.

Cita MLA (8th ed.)

Attard, Gary, i Colin Barnes. Surfaces. Oxford University Press, 1998.