Cita APA (7a ed.)

Brook-Hart, G. (2006). Business benchmark: Upper intermediate : Audio CD's. Cambridge University Press.

Cita Chicago Style (17a ed.)

Brook-Hart, Guy. Business Benchmark: Upper Intermediate : Audio CD's. Cambridge, United Kingdom: Cambridge University Press, 2006.

Cita MLA (9a ed.)

Brook-Hart, Guy. Business Benchmark: Upper Intermediate : Audio CD's. Cambridge University Press, 2006.