Cita APA (7a ed.)

Black, M. (2006). Objective IELTS Intermediate: Audio CD set [CD-ROM]. Cambridge University Press.

Cita Chicago Style (17a ed.)

Black, Michael. Objective IELTS Intermediate: Audio CD Set [CD-ROM]. Cambridge, United Kingdom: Cambridge University Press, 2006.

Cita MLA (9a ed.)

Black, Michael. Objective IELTS Intermediate: Audio CD Set [CD-ROM]. Cambridge University Press, 2006.