Cita APA (7a ed.)

McNamara, T., & Widdowson, H. G. (2000). Language testing. Oxford University Press.

Cita Chicago Style (17a ed.)

McNamara, Tim, y H. G. Widdowson. Language Testing. Oxford: Oxford University Press, 2000.

Cita MLA (8a ed.)

McNamara, Tim, y H. G. Widdowson. Language Testing. Oxford University Press, 2000.